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Industri laundry merupakan salah satu industri yang banyak dijumpai di indonesia. Akibat dari pembuangan limbah laundry tanpa adanya pengolahan terlebih dahulu mengakibatkan terjadinya pencemaran lingkungan. Penelitian ini bertujuan untuk mengetahui pengaruh variasi waktu kontak adsorben yang berasal dari kulit pisang kepok sebagai karbon aktif terhadap penurunan konsentrasi nilai COD (Chemical Oxygen Demand) pada limbah laundry melalui model persamaan adsorpsi isothermal Freundlich dan isothermal Langmuir. Metode yang digunakan untuk pengolahan limbah yakni metode adsorbsi dengan karbon aktif yang berasal dari kulit pisang kepok. Variasi perlakuan pada penelitian ini menggunakan karbon aktif sebanyak 0,5 gram dengan variasi waktu 20 menit, 30 menit, 40 menit, 50 menit dan 60 menit. Pada penelitian ini, hasil terbaik diperoleh pada variabel waktu adsorbsi 60 menit dengan kapasitas COD (chemical Oxygen Demand) yang teradsorbsi sebesar 82,9917 mg/g dan persentase 78,78%. Pola isotherm adsorpsi yang terjadi pada COD (Chemical Oxygen Demand) menggunakan karbon aktif kulit pisang kepok mengikuti persamaan isotherm Langmuir dengan nilai kapasitas maksimum adsorbsi sebesar 33,8983 mg/g

The aim of the research is to find out the nature of environmental legal protection in the utilization of coastal fishery resources, as well as supervision and legal sanctions guaranteeing efforts to protect the environment in the utilization of coastal fishery resources. In this research, researchers used qualitative descriptive research. The location of this research is in the Department of Maritime Affairs and Fisheries, the Office of Tourism, the Office of the Environment, Community Monitoring Groups, and five coastal sub-districts in Bima Regency, West Nusa Tenggara Province, these locations are very strategic in viewing case studies and problems that occur. Meanwhile, data collection techniques consist of observation, interviews and documentation. This research uses interactive model data analysis techniques, namely; (1) data reduction; (2) data presentation; and (3) conclusion/verification. The results of the study show that supervision in legal protection of the utilization of coastal fisheries resources in Bima Regency which is regulated in the UUPPLH, the Fisheries Law and the UUPWP-PPK is carried out by the Government/Relevant Ministries, Regional Governments, Civil State Investigators (PPNS) and Non PPNS, Fisheries PPNS, Police Investigator. However, the regulation of duties, functions and authority in supervision is still weak, overlapping and conflicts of interest. Monitoring performance by related institutions and officials is not yet optimal, making it difficult to guarantee efforts to protect the utilization of coastal fishery resources in Bima Regency. Sanctions in legal protection for the utilization of coastal fishery resources regulated in the UUPPLH, the Fisheries Law and the UUPWP-PPK are in the form of administrative sanctions (in the form of written warnings, government coercion ((bestuursdwang), suspension of LH permits, revocation of LH permits, these sanctions do not absolve from responsibility recovery and criminal responsibilities), civil sanctions (in the form of compensation), and criminal sanctions as ultimatum remedium.However, the provisions for sanctions overlap, are ambiguous, and have disparities.

This research was structured with the aim of improving students' reading skills using the library-based learning model for students in class III B MI Nu Nurus Shofa, Bae, Kudus Academic Year 2022/2023. Learning activeness referred to in this study, namely physical activity and mental activity. This type of research is Classroom Action Research (CAR), in which the teacher is the executor of learning while the researcher is the observer. The design of this study uses the Kurt Lewin model. This research was carried out in an odd semester of the 2022/2023 academic year, namely in November 2022. The subjects of this study were students of class III B MI Nu Nurus Shofa Karangnegara Bae Kudus with a total of 37 students where there were 23 male students and 14 students. female student. The object of research is students' reading ability. Data collection techniques using observation and interviews. Data were analyzed descriptively and presented in tabular form. The results showed that there was an increase in students' reading ability, namely in the first cycle of 64.8% (good category), then in the second cycle it increased to 89.1% (very good category). This means an increase of 24.3%. Thus the use of the library-based learning model in Indonesian subjects can improve the reading ability of class III B MI Nu Nurus Shofa Karangnegara Bae Kudus.

Marketing of Flobamora Collection products is currently still done manually through Toko, Facebook and word of mouth where sales only cover Kupang City, while for customer segment opportunities, Flobamora Collection products are very broad. The purpose of the activity is to provide product marketing training and use of website media to expand sales and promotion of Flobamora Collection products so that they are better known by the wider community. The method used in community service activities is to conduct training and practice in implementing online product marketing at the website-based Flobamora Collection. The results achieved in this activity are increasing partner knowledge about website-based online product marketing models and increasing partner understanding about the use of online stores as a medium to sell and promote Flobamora Collection products. Creating a website-based online store as a medium to sell and promote products online. By utilizing webiste-based online marketing media, it can enable the wider community not only in the Kupang City area but also nationally and even abroad to access information on the products offered by Flobamora Collection, thereby increasing the number of customers and sales turnover of Flobamora Collection.

The objective of this research is to analyze the improvement in quality values between classes that use the Cooperative Learning Method tipe TGT (Team Games Tournament) with the DirectInstruction class at Jakarta 51 High School grade XI MIPA conduct research from april until may 2019. This research method used the quantitative research methods type of quasi experimental thatfocus on the mastery of Elasticity concept in science in seeing the influence of cooperative learning models using the TGT type. The results of the study are described using a purposive sampling that compares the differences in 2 (two) classes, namely the experimental class through the Team Games Tournament learning model and the control class through the Direct Learning model in students and then measures the mastery level of Elasticity concept.

Early age is a golden age which is very effective in instilling various beneficial knowledge. The importance of character education in early childhood requires teachers to be creative and innovative in using learning media. Various learning media motivate children to learn. Not only forming a smart character but also being able to instill good values. This study aims to analyze various types of learning media in shaping the character of children in RA Normal Islam Rakha. This study used a qualitative method by taking the research location at RA Normal Islam Rakha. This type of research is descriptive research. Data collection was carried out using observation, documentation and interview methods. The results of the study show that teachers have a big role in children's character education. As role models as well as mentors in building children's character, teachers provide references or tools that can foster curiosity and not get bored in learning. The concept of playing while learning that children like is very effective when using a variety of learning media. The results of the research findings at RA Normal Islam Rakha carried out the formation of children's character through various learning media through educational toys and teaching aids.

This study aims to find out whether there is an influence of the Problem Based Learning-Computational Thinking (PBL-CT) model on analytical thinking skills in terms of students' interest in Natural Sciences subjects. This research was conducted at the Kalam Kudus Christian Middle School in Malang in the 2022/2023 academic year. The design used in this study was a non-equivalent group design quasi-experiment. Retrieval of data using ten essay questions which are made according to indicators of analytical thinking ability and students' interest in science is measured by using a questionnaire.  Data analysis was carried out by the Two Way Anova parametric test. Based on the results of the analysis carried out, the results were obtained: (1) there were differences in analytical thinking skills between students who were taught using the Problem Based Learning and Problem Based Learning - Computational Thinking (PBL-CT) learning models with a significance <0.05. (2) there is no difference in the ability to think analytically between students who have a high, medium, and low interest in learning science as shown by a significance value of 0.748 > 0.05. (3) there is an interaction between Problem Based Learning - Computational Thinking (PBL-CT) on students' analytical thinking skills in terms of students' interest in natural science subjects with a significance value of <0.05

Tujuan penelitian adalah untuk meningkatkan hasil belajar Bahasa Arab di SMAN 1 Mataraman. Metode yang digunakan adalah Penelitian Tindakan Kelas dengan II siklus, didesain berdasarkan tahapan pembelajaran strategi STAD. Penerapan model pembelajaran kooperatif tipe Student Teams Achievement Division (STAD) dapat meningkatkan hasil belajar bahasa Arab siswa kelas XII Bahasa SMAN 1 Mataraman Tahun Pelajaran 2019/2020. Hal ini terbukti hasil belajar sebelum menggunakan model ini hanya mencapai 65,5 saja dan setelah menggunakan model pembelajaran kooperatif tipe Student Teams Achievement Division (STAD) ini pada siklus I mencapai rata-rata 79,1 dan pada siklus II mencapai rata-rata 81,2. Begitu juga dengan prosentasi ketuntasan siswa mengalami peningkatan yang asalnya sebelum menggunakan model pembelajaran kooperatif tipe Student Teams Achievement Division (STAD) 36,7% saja, menjadi 66,7% pada silklus I dan meningkat lagi menjadi 79,3% pada siklus II.  

This research was conducted at SMK Widya Praja Ungaran. Every year the Widya Praja Ungaran Vocational School holds a New Student Registration (PPDB) to select prospective students. In the 2018/2019 academic year, 396 people registered and 298 people were accepted. The PPDB process starts from prospective students filling out the registration form and ends with the payment of re-registration funds for accepted students. The system used in the implementation of PPDB is still paper-based so that the performance of the PPDB committee is less effective. The purpose of this study is to design a computer-based new student registration system that is structured in a database to assist the PPDB committee in processing registration participant data, reduce paper purchase costs, minimize the risk of data loss, data corruption, recording and counting errors. Data collection was obtained through observation, interviews, questionnaires and literature study. This system is made using dynamic web with PHP (Hypertext Preprocessor) programming language and MySQL database. The design of this system uses UML (Unified Modeling Language). The development method used is the R&D (Research and Development) method. This study resulted in a cash-based new student registration administration system using a dynamic web to provide convenience for the committee in processing PPDB participant data from the registration process to new student re-registration transactions, as well as presenting reports quickly and accurately. Based on the research conducted, the results obtained from testing the validity of the new system score from internal and external validators. The internal validator with 20 statements obtained a feasibility percentage of 94%. An external validator with 20 statements obtained a feasibility percentage of 97%. From the results of these tests, it can be concluded that the administrative system for registering new students can be a solution to the problems found and can be implemented in the object of research.

Pada periode tahun 2018 sampai dengan tahun 2021 saham PT. BSI tbk (BRIS) cenderung mengalami fluktuasi harga setiap hari, sehingga dari kumpulan data time-series saham BRIS dibutuhkan penggalian data untuk menemukan pola model prediksi yang dapat menemukan informasi yang bermanfaat. Metode Data mining atau disebut juga dengan knowledge discovery merupakan penggalian informasi yang tersimpan dalam basis data yang besar melalui studi mengumpulkan, membersihkan, memproses, dan menganalisis, sehingga mendapatkan hal yang berguna dari data saham BRIS. Adapun model yang digunakan adalah metode regresi linier berganda, dan metode ARIMA dimana kedua metode tersebut memiliki keunggulan dalam analisis data numerik yang cukup akurat. Tujuan penelitian ini adalah untuk menerapkan dan menghasilkan model persamaan yang akurat antra kedua metode tersebut dalam memprediksi harga saham PT. BSI tbk.  Hasil yang didapat adalah  model regresi linier berganda dengan hasil nilai MAPE 1,1% yaitu 98,9% lebih akurat dibandingkan dengan model ARIMA yaitu dengan hasil nilai MAPE 2,36% dan akurasinya 98,9%.

Soil in a construction must have a high soil density value, a high soil density value affects the carrying capacity of the soil in carrying the load on it. dynamic cone penetration test / DCP (Dynamic Cone Penetrometer) is often performed. To get the CBR value, the DCP test results are correlated with a DCP-CBR Value Correlation formula. However, to anticipate deficiencies in the CBR-DCP correlation test, it is necessary to correct it with the DCP-CBR Correlation Formula from the Ministry of Public Works and Housing which is generally accepted for all regions of Indonesia. This research was conducted by conducting DCP tests at 8 points in the field and then taking soil samples which would then be taken to the laboratory to test the physical properties of the soil. After all the data has been obtained, then analyze and formulate the DCP – CBR correlation formula and compare it with the correlation formula. After doing the research, it is found that the DCP – CBR correlation formula model studied has the formula Log CBR = 3.2322 – 1.512 Log DCP, where this formula is generally in accordance with the DCP – CBR correlation formula from the Ministry of Public Works because of the position of the curve. slightly above the curve of the DCP-CBR Correlation formula of the Ministry of PUPR

Mata pelajaran Bahasa Indonesia yang termasuk dalam 3 mata pelajaran yang diujikan secara nasional harus memiliki daya tarik untuk dipelajari oleh siswa. Dan Teks Surat Tanggapan sebagai bagian yang tak terpisahkan dari pembelajaran bahasa menjadi kesulitan tersendiri bagi siswa karena kurangnya minat. Peneliti akan mengambil suatu tindakan kelas yang cocok untuk mengatasi masalah-masalah tersebut sebagai solusi untuk menjadikan para siswa aktif, termotivasi, dan semangat dalam proses belajar mengajar berikutnya. Penelitian tindakan dilaksanakan dalam tiga siklus pembelajaran dengan menerapkan model pembelajaran Team Accelerated Instruction (TAI) dan kemampuan memahami serta menjelaskan Teks Surat Tanggapansiswa sebagai obyek penelitian. Berdasarkan paparan hasil penelitian dan pembahasan, dapat dirumuskan kesimpulan penelitian bahwa penerapan model pembelajaran Team Accelerated Instruction (TAI) dapat meningkatkan kemampuan memahami dan menjelaskan dan meningkatkan prestasi belajar siswa di Kelas 4-C SD Negeri Ketabang I/288 Surabaya. Hal ini dapat diketahui dari peningkatan terhadap kemampuan memahami dan menjelaskan siswa dalam meningkatkan hasil belajarnya. Khususnya, dalam pembelajaran Bahasa Indonesia di Kelas 4-C SD Negeri Ketabang I/288 sangat dibutuhkan model pembelajaran Team Accelerated Instruction (TAI), di samping juga metode-metode lain. Efektifitas penerapan model pembelajaran Team Accelerated Instruction (TAI) dalam meningkatkan prestasi belajar siswa Kelas 4-C SD Negeri Ketabang I/288 ditunjukkan melalui kenaikan rata-rata nilai post tes, kenaikan persentase ketuntasan klasikal dan kenaikan nilai observasi pada kemampuan memahami dan menjelaskan siswa.    

Berbicara merupakan salah satu kemampuan berbahasa dalam kehidupan sehari-hari. Seseorang lebih sering memutuskan untuk menyampaikan pesan, karena korespondensi lebih menarik jika dilakukan dengan berbicara. Penelitian ini bertujuan untuk mengetahui Penggunaan Model Reciprocal Teaching Dalam Upaya Meningkatkan Pembelajaran Keterampilan Berbicara Siswa Kelas X SMA Negeri 1 Lawe Alas Tahun Pembelajaran 2021/2022. Sampel dalam penelitian ini siswa 25 yaitu kelas X IPA 1 yang diambil menggunakan teknik purposif sampling atau pengambilan sampel yang ditentukan. Adapun alasan penelitian menggunakan teknik purposive adalah kelas tersebut merupakan kelas yang belum pernah dilakukan penelitian dengan judul yang sama.Data yang dikumpulkan dalam penelitian berupa skor tes. Data skor tes ini adalah skor hasil tes awal dan skor hasil tes akhir. Berdasarkan hasil penelitian dan pembahasan yang telah diuraikan pada bab IV, maka dapat disimpulkan bahwa Penggunaan Model Pembelajaran  Reciprocal Teaching Sebagai Upaya Pembelajaran Keterampilan Berbicara pada Siswa Kelas X SMA  Negeri  1  Lawe Alas Tahun Pembelajaran 2021/2022. Hal itu terbukti dari nilai rata-rata tes awal Pembelajaran Keterampilan Berbicara siswa adalah sebesar 58.80 dengan standar deviasinya sebesar 7.25 dan mengalami peningkatan nilai hasil tes akhirnya dengan nilai rata-ratanya sebesar 82.20 dengan standar deviasinya sebesar 5.84 Berdasarkan data hasil tes awal dan tes akhir siswa tersebut dan jika dikaitkan dengan nilai KKM bahasa Indonesia untuk  SMA  sebesar 75, maka Pembelajaran Keterampilan Berbicara untuk tes akhir siswa termasuk dalam Kemampuan baik. Selain itu, pada nilai tobservasi > ttabel yakni 12.38 > 2,06 maka dengan demikian dari hasil pengujian hipotesis di atas diperoleh kesimpulan bahwa ada Peningkatan Penggunaan Model Pembelajaran  Reciprocal Teaching Sebagai Upaya Pembelajaran Keterampilan Berbicara pada Siswa Kelas X SMA  Negeri  1  Lawe Alas Tahun Pembelajaran 2021/2022

Destination study this for knowing the effect of picture and picture models on results study student in using tenses for the topic of daily activity material. The method of the research is quantitative with one group pretest-posttest design. The population taken from whole class X amounted to 101, while the sample used in one class is class X IPS 1 amounted to 28 students. Data collection techniques include tests, observation, and documentation. The data analysis technique uses formula percentage to evaluate observation of the picture and picture learning model, while the test uses two formulas in between average formula and n-gain. Finding the research is pretest get the average score is 23.43, posttest get the mean score was 71.7. From the score, the that occurs enhancement understanding of the simple present tenses in the context of daily activities material. Whereas n-gain gets a score of 0.63 means that the score n-gain of 0.3 < 0.63 >0.7 is categorized as a medium, it means the level of success of the application of the picture and picture learning modelon simple present tense material is categorized as medium. Results of learning model observation picture and picture get score percentage sheet teacher observation is 82.3%, while score percentage sheet student observation is 80.2%. This thing shows that for the category sheet teacher's observation is good, while on the sheet student observation is categorized as very good, which means the teacher has succeeded apply the learning model with good.

Penerapan model pembelajaran yang tepat pada pembelajaran sangatlah berpengaruh dalam meningkatkan kualitas pembelajaran. Pada penelitian ini difokuskan pada peningkatan hasil belajar siswa dengan menerapkan model pembelajaran kooperatif tipe make a match pada materi SPLDV. Penelitian ini mengambil subjek kelas VIII SMP Negeri 2 Tatoareng yang terdiri dari 15 siswa sebagai kelas eksperimen. Kemudian data dikumpul berdasarkan hasil tes akhir setelah perlakuan diberikan pada subjek penelitian. Penelitian ini juga melakukan uji prasyarat yaitu uji normalitas dan homogenitas dimana didapatkan hasil yang data yang normal dan homogen, serta dilanjutkan dengan pengujian hipotesis menggunakan uji-t. Hasil diperoleh bahwa t-hitung = 1,941 dan t-tabel = 1,710 dengan taraf nyata yang digunakan adalah 0,05. Kesimpulan yang diperoleh adalah hasil belajar siswa yang menggunakan model kooperatif tipe make a match lebih tinggi dibandingkan dengan hasil belajar yang menggunakan model konvensional, sehingga model make a match cocok untuk digunakan dalam pembelajaran SPLDV

Pencemaran lingkungan merupakan pokok bahasan pelajaran IPA dikelas VII. Hasil belajar siswa kurang, maka perlu adanya upaya meningkatkan hasil belajar peserta didik dengan model pembelajaran PBI(Problem Based Introduction).Tujuan penilitian ini adalah untuk meningkatan hasil belajar siswa tentang pencemaran lingkungan menggunakan model pembelajaran PBI (Problem Based Introduction) pada siswa kelas VIIA Mts-Sa Darul Ulum. Subjek peneliti adalah kelas VIIA Mts-Sa Darul Ulum. Penelitian ini terdiri dari dua siklus yakni siklus 1, siklus 2. Pada siklus satu peneliti menggunakan model pembelajaran PBI (Problem Based Introduction), hasil evaluasi pada siklus satu 59% siswa yang dapat mencapai KKM. Pada  siklus dua peneliti menggunakan model pembelajaran PBI (Problem Based Introduction) dengan penambahan pemutaran video yang berkaitan dengan materi pembelajaran, hasil evaluasi pada siklus dua 100% siswa yang dapat mencapai KKM. Berdasarkan data tersebut dapat disimpulkan bahwa model pembelajaran PBI (Problem Based Introduction) dapat meningkatkan hasil belajar siswa dalam materi pencemaran lingkungan.

Poverty is a complex problem that is still difficult to solve in almost all regions of Indonesia. Poverty is a measure of negative social conditions arising from increasing poverty. West Java is one of the areas that has a relatively high poverty rate and is increasing every year. It uses a panel data model with an estimated fixed effect model for 9 cities from 2017 to 2021. The purpose of this research is to analyze how and how much unemployment and HDI affect the poverty in West Java province. The data used is secondary data obtained from the Central Statistics Agency (BPS) which is processed. The results state that partially and simultaneously the unemployment variable and the human development index do not affect poverty.

Organisasi Kesehatan Dunia (WHO) secara resmi menyebut virus Covid-19 sebagai pandemi global, oleh karena itu semua negara di dunia berusaha meminimalkan dampak yang ditimbulkan oleh virus tersebut, yaitu dengan mengembangkan vaksin. Dalam konteks pandemi Covid-19, pemerintah Indonesia juga meminta dan mendorong masyarakat untuk turut serta mendukung vaksinasi, namun upaya tersebut sebenarnya memiliki kelebihan dan kekurangan, sehingga banyak masyarakat yang mengutarakan pendapatnya di jejaring sosial salah satunya Twitter. Penelitian ini bertujuan untuk mengetahui hasil penerapan analisis sentimen dan mengukur performansi algoritma Naïve Bayes Classifier (NBC) dan Support Vector Machine (SVM) terhadap data vaksin Covid-19 dengan cara mengklasifikasikan data tersebut ke dalam kelas positif dan negatif. Data tweet yang didapat kemudian dilakukan text preprocessing untuk mengoptimalkan pengolahan data. Terdapat 4 tahapan text preprocessing antara lain Case Folding, Tokenizing, Filtering, dan Stemming. Penelitian ini mengkaji kinerja Naïve Bayes Classifier (NBC) dan Support Vector Machine (SVM) dengan menambahkan teknik TF-IDF (Term Frequency-Inverse Document Frequency) yang bertujuan untuk memberikan bobot pada hubungan kata (term) sebuah dokumen. Kemudian melakukan splitting data yaitu membagi data training 80% dan data testing 20% dengan harapan mendapatkan model dengan performansi terbaik dan yang terakhir melakukan visualisasi data tweet dengan menggunakan Word Cloud agar bisa menarik sebuah kesimpulan. Hasil klasifikasi data tweet vaksin Covid-19 menggunakan algoritma Naïve Bayes Classifier mendapatkan nilai accuracy sebesar 81%, precision sebesar 80%, recall sebesar 99%, dan f1-score sebesar 89%, Sedangkan untuk algoritma Support Vector Machine mendapatkan nilai accuracy sebesar 87%, precision sebesar 88%, recall sebesar 96%, dan f1-score sebesar 92%.

This study aims to examine the effect of audit committee characteristics on CSRD in manufacturing and mining sector companies listed on the Indonesia Stock Exchange (IDX) in 2019. In addition, this study also examines whether there is an effect of risk management as a mediating variable in the relationship between audit committee characteristics and CSR disclosure. This research using purposive sampling method, which result in 178 samples. The analytical tool in this research using structural equation modeling (SEM)-PLS (Partial Least Square). The results show that the characteristics of the independent audit committee, number of member meetings, financial expertise and gender diversity have a positive effect on CSRD, while the size of the audit committee has no effect on CSRD. Indirect testing shows that risk management only affects the relationship between the number of member meetings and CSRD. Meanwhile, risk management failed to become a mediator for other variables with CSRD.

Tujuan dari penelitian ini adalah untuk menentukan pengaruh pengangguran dan inflasi terhadap pertumbuhan ekonomi di Provinsi Jawa Tengah dalam periode 2017 sampai 2021. Penelitian ini menggunakan model data panel sebagai penelitian. Hasil penelitian menunjukkan bahwa selama tahun 2017 sampai 2021, tingkat Pengangguran mempunyai pengaruh signifikan terhadap Pertumbuhan Ekonomi. Dan tingkat inflasi juga mempunyai pengaruh signifikan terhadap Pertumbuhan Ekonomi. Secara simultan, variabel Pengangguran dan inflasi berpengaruh signifikan terhadap Pertumbuhan Ekonomi di provinsi Jawa Tengah periode tahun 2017-2021. Koefisien determinasi menunjukkan angka 0.995547 yang berarti bahwa variasi dari variable dependent dapat dijelaskan oleh variasi variable-variabel independent sebesar 995547 persen.(Suhendra & Wicaksono, 2020)