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PENGEMBANGAN PERANGKAT PEMBELAJARAN IPA DENGAN STRATEGI PREDICT-DISCUS-EXPLAIN-OBSERVE-DISCUS-EXPLAIN (PDEODE) UNTUK MEMINIMALISASI MISKONSEPSI SISWA SMP
Megawati, Megawati;
Ibrahim, Muslimin;
Haryono, Tjipto
JPPS (Jurnal Penelitian Pendidikan Sains) Vol 7, No 1 (2017)
Publisher : Universitas Negeri Surabaya
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DOI: 10.26740/jpps.v7n1.p1422-1430
This research had aimed to develop a Natural Science Learning Material with PDEODE strategy to minimize misconceptions of Junior High School students on material structure and function of plant tissue. The learning instrument is developed by using 4-D model with a try out-design namely one group pre-test - post-test design. The lesson plan has been tried out to 25 students? of VIII-B class SMP Raden Rahmat Surabaya in the odd semester of 2016/2017 academic year. The data collection apply data validation, observation, achievement test, and questionnaire. The research data were analysed descriptively both qualitative and quantitative. The research findings were as follows: (1) The validity of the learning instrument which comprises Lesson Plan, Student Book, Student Worksheet, and a valid Identify Misconceptions Instrument; (2) The practicality of the learning instrument that can be found from: (a) the implementation of the lesson plans that is categorized as ?good?, (b) the students? activities and (3) The effectiveness of the learning instrument that was reviewed through: (a) the decrease misconception student from pretest to postest;; and (b) the response of students? . Based on the data analysis, it can be concluded that the Natural Science Learning Instrument based Predict-Discuss-Explain Observe-Discuss-Explain (PDEODE) strategy was feasible to minimize of misconceptions student?s Junior High School.
PENGARUH STRATEGI POE TERHADAP HASIL BELAJAR MATERI PERPINDAHAN KALOR DI SMP
Megawati, Megawati;
Maria S, Haratua Tiur;
Hamdani, Hamdani
Jurnal Pendidikan dan Pembelajaran Khatulistiwa Vol 7, No 8 (2018): AGUSTUS 2018
Publisher : Jurnal Pendidikan dan Pembelajaran Khatulistiwa
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AbstractThe purpose of this research is to investigate the influence of Predict-Observe-Explain (POE) learning strategy to the learning outcomes of the students of class VII of heat transfer at Junior High School Kristen Maranatha Pontianak. The types of research used are quasi-experimental research design with nonequivalent control group design, the sample consisted of two classes of VII A as the experimental class and class VII C as the control class with a total sample of 67 students, which are chosen by the group intact. The tools of Data Collection used is in the form of a test of 7 questions. Based on t test obtained Asymp sig 0.000 <0.025 then Ha accepted means of learning outcomes of students who take poe learning strategies (experimental group) was higher than the students who take the conventional learning (control group). Thus it can be concluded that the learning strategy of POE can improve student learning outcomes by 43.62% with effect size 0.93 (high category). This POE learning strategy can be used as an alternative to physics learning in school.Keywords: Learning Result, Predict-Observe-Explain (POE) Heat Transfer.                                                              Â
PENGARUH KOMPOSISI HERBAL DALAM MINUMAN TEH HIJAU GAMBUNG HERBAL TERHADAP HAMBATAN α-GLUKOSIDASE
Megawati, Megawati;
Mulyani, Hani;
Minarti, Minarti;
Ernawati, Teni;
Darmawan, Akhmad
Jurnal Ilmiah As-Syifaa Vol 10, No 2 (2018): AS-SYIFAA Jurnal Farmasi
Publisher : Fakultas Farmasi UMI
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DOI: 10.33096/jifa.v10i2.434
The aim of this study is to make a formula of green tea that is enriched by other herbs. Green tea drinks are made using the basic ingredients of gambung (THG) green tea enriched with sapodilla leaves (Manilkara zapota (Aw) bay leaves (Syzygium polyanthum (Am), Artocarpus communis (Un) breadfruit leaves, and cinnamon leaves (Cinnamomum verum (K)). The composition of gambung herbal green tea is made by reference to the antidiabetic activity of each herb. All the samples were tested for inhibition of α-glucosidase enzymes and toxicity using the lethality test method for brine shrimp. All samples showed good inhibition of the α-glucosidase enzyme barriers of gamboeng green tea (THG) 82.05%, sapodilla leaves (Aw) 97.81%, breadfruit leaves (Un) 73.34%, bay leaves (Am) 93.80%, cinnamon leaves (K) 91.24 %. The inhibition value of α-glucoside enzymes in the formulation of gamboeng herbal green tea drinks: 96.203% (GKUn) is higher when compared to the GKAm formula (94.78%) and GKAw (62.487%).
Penilaian Kinerja Keuangan PT. HM. Sampoerna Sebelum dan Sesudah di Akuisisi oleh PT. Philip Moris International dengan Menggunakan Metode Economic Value Added (EVA)
Linda, Muthia Roza;
Megawati, Megawati
Jurnal Kajian Manajemen Bisnis Vol 1, No 2 (2012): Jurnal Kajian Manajemen Bisnis
Publisher : Jurusan Manajemen Fakultas Ekonomi Universitas Negeri Padang
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DOI: 10.24036/jkmb.478000
This research aimed to determine whether the acquisitions made by PT. Phillip Moris Internationan for PT. HM Sampoerna gives value added to the financial performance of PT. HM Sampoerna. This research uses secondary data from PT. HM Sampoerna financial statement for 5 years prior to acquisition (2000 – 2004) and 5 years after acquisition (2006 – 2010). Financial statement in 2005 was not used because of the acquisition process conducted during the period. An analytical model used in this research is called the Economic Value Added (EVA). EVA is the value created by company activities during a specific period. There is a major drawback if we use financial ratio analysis as a measure of financial performance, namely ignoring the cost of capital, making it difficult to know whether the company has managed to create value added or not. The result also indicate that the acquisition by PT. Phillip Moris International for PT. HM Sampoerna providing value added to corporate value which is described by the increasing trend of EVA every years.
Pengaruh Iklan Online pada Situs Jejaring Sosial Facebook terhadap Keputusan Pembelian Online pada Masyarakat Kota Padang
Megawati, Megawati;
Linda, Muthia Roza
Jurnal Kajian Manajemen Bisnis Vol 3, No 2 (2014): Jurnal Kajian Manajemen Bisnis
Publisher : Jurusan Manajemen Fakultas Ekonomi Universitas Negeri Padang
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DOI: 10.24036/jkmb.473700
Penelitian ini bertujuan untuk mengetahui apakah iklan online pada situs jejaring sosial facebook mempengaruhi keputusan pembelian pakaian secara online dikalangan masyarakat kota Padang. Dimensi yang akan diteliti dari variabel iklan online adalah sikap pada iklan online, kemampuan untuk mengingat iklan online, dan frekuensi klik iklan online terhadap keputusan pembelian pakaian secara online. Jenis penelitian ini adalah penelitian deskriptif kausatif dengan objek penelitian adalah masyarakat kota Padang yang berbelanja pakaian secara online. Jumlah sampel sebanyak 115 sampel yang diperoleh dengan menggunakan metode accidental sampling. Selanjutnya data yang diperoleh dari responden akan dianalisis dengan regresi berganda. Hasil penelitian menunjukkan bahwa iklan online mempunyai hubungan yang positif terhadap keputusan pembelian pakaian secara online.Â
Analisis Pengaruh Beban Kerja, Lingkungan Kerja dan Motivasi terhadap Kinerja Pegawai Badan Kepegawaian Daerah Kabupaten Pesisir Selatan dengan Menggunakan Partial Least Square (PLS)
Linda, Muthia Roza;
Megawati, Megawati;
Japriska, Yusri
Jurnal Kajian Manajemen Bisnis Vol 3, No 1 (2014): Jurnal Kajian Manajemen Bisnis
Publisher : Jurusan Manajemen Fakultas Ekonomi Universitas Negeri Padang
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DOI: 10.24036/jkmb.474700
Penelitian ini bertujuan untuk mengetahui apakah beban kerja, lingkungan kerja dan motivasi mempunyai pengaruh terhadap kinerja pegawai Badan Kepegawaian Daerah Kabupaten Pesisir Selatan. Populasi dan sampel dalam penelitian adalah jumlah seluruh pegawai Badan Kepegawaian Daerah Kabupaten Pesisir Selatan sebanyak 42 orang. Metode Penelitian yang digunakan adalah penelitian kuantitatif dengan teknik analisis data menggunakan Partial Least Square (PLS), dan proses pengumpulan data dilakukan melalui kuesioner. Hasil penelitian menunjukkan bahwa beban kerja, lingkungan kerja dan motivasi secara simultan memiliki pengaruh cukup kuat dan signifikan terhadap kinerja pegawai Badan Kepegawaian Daerah Kabupaten Pesisir Selatan sebesar 51%. Jika motivasi meningkat diikuti dengan memperhatikan beban kerja dan lingkungan kerja, maka akan meningkatkan kinerja pegawai Badan Kepegawaian Daerah Kabupaten Pesisir Selatan
Pengaruh EPS, DPS, PER, NPM dan ROA terhadap Harga Saham pada Perusahaan Rokok yang Go Public di Bursa Efek Indonesia
Megawati, Megawati;
Linda, Muthia Roza
Jurnal Kajian Manajemen Bisnis Vol 2, No 2 (2013): Jurnal Kajian Manajemen Bisnis
Publisher : Jurusan Manajemen Fakultas Ekonomi Universitas Negeri Padang
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DOI: 10.24036/jkmb.476100
Penelitian ini bertujuan untuk menganalisis pengaruh Earning Per Share (EPS), Dividend Per Share (DPS), Price Earning Ratio (PER), Net Profit Margin (NPM), dan Return On Assets (ROA) terhadap harga saham pada perusahaan rokok yang go public di Bursa Efek Indonesia. Penelitian ini merupakan jenis penelitian asosiatif kausal. Teknik pengambilan sampel menggunakan sampling jenuh. Jumlah sampel yang digunakan sebanyak 3 (tiga) perusahaan rokok selama periode 2002 – 2011. Metode statistik yang digunakan adalah regresi linear berganda dengan melakukan uji asumsi klasik terlebih dahulu.Hasil penelitian ini menunjukkan bahwa terdapat pengaruh yang signifikan antara EPS, DPS, PER, NPM, dan ROA secara simultan terhadap harga saham. Secara parsial EPS dan PER mempunyai pengaruh yang signifikan terhadap harga saham. Sedangkan DPS, NPM, dan ROA tidak mempunyai pengaruh yang signifikan terhadap harga saham.
Analisis Pengaruh Stock Split Terhadap Volume Perdagangan Dan Return Saham yang Terdaftar di Bursa Efek Indonesia pada Tahun 2011-2015
Masdupi, Erni;
Megawati, Megawati;
Irawan, Rio
Jurnal Kajian Manajemen Bisnis Vol 6, No 1 (2017): Jurnal Kajian Manajemen Bisnis
Publisher : Jurusan Manajemen Fakultas Ekonomi Universitas Negeri Padang
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DOI: 10.24036/jkmb.10751200
This reseach aims to determine the effect of the stock split analysis of the trading volume and stock returns. This study using a quantitative research design causal. In this study population is all companies doing stock split at the company, which is listed in the Indonesia Stock Exchange (IDX) on 2011-2015, whose number is not known and the sample totaling 22 companies. Data were collected by using documentation. Data analyzed using paired sample t-test. The results of this study indicate that (1) there was no change in the volume of stock trading before and after the stock split and (2) there was no difference in stock returns before and after the stock split on the company stock split in the Indonesia Stock Exchange (BEI) 2011-2015.
Pengaruh Pengumuman Dividen terhadap Abnormal Return Saham Sebelum dan Sesudah Ex-Dividen pada Perusahaan yang Terdaftar di BEI
Megawati, Megawati;
Oktanina, Rahmi
Jurnal Kajian Manajemen Bisnis Vol 4, No 2 (2015): Jurnal Kajian Manajemen Bisnis
Publisher : Jurusan Manajemen Fakultas Ekonomi Universitas Negeri Padang
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DOI: 10.24036/jkmb.618900
Penelitian ini bertujuan untuk mengetahui dan menganalisis apakah terdapat perbedaan abnormal return sebelum dan setelah ex-dividend pada kelompok perusahaan yang mengumumkan dividen naik dan dividen turun. Penelitian  ini dilakukan dengan metode event study dengan menggunakan windows period selama 10 hari sebelum dan 10 hari setelah ex-dividend pengumuman dividen. Objek penelitian adalah perusahaan yang melakukan Pengumuman dividen naik dan dividen turun di Bursa Efek Indonesia (BEI) selama periode 2012-2014. Teknik pengambilan data menggunakan teknik dokumentasi sehingga data yang di kumpulkan untuk penelitian ini adalah sebanyak 50 perusahaan. Data yang dipergunakan dalam penelitian adalah data sekunder yang diperoleh dari Bursa Efek Indonesia (BEI) dan berbagai sumber situs keuangan lainnya. Pengujian hipotesis dilakukan dengan menggunakan uji beda Wilcoxon. Hasil penelitian ini menunjukkan bahwa tidak terdapat perbedaan reaksi pasar yang dilihat dari rata-rata abnormal return saham sebelum dan setelah ex-dividend terhadap informasi pengumuman dividen naik dan dividen turun. Hal ini menunjukkan bahwa pasar modal di Indonesia masih belum juga efisien dalam bentuk setengah kuat dan tidak tanggapnya para investor menyerap informasi yang tersedia, serta dikarenakan adanya anggapan bahwa kebijakan dividen dapat merugikan pertumbuhan perusahaan karena pendanaan perusahaan  untuk operasional akan berkurang karena sebagian besar kas perusahaan diberikan dalam arus kas pendanaan.
Literasi keuangan dan faktor demografi terhadap perilaku keuangan mahasiswa Fakultas Ekonomi Universitas Negeri Padang
Masdupi, Erni;
Sabrina, Syintia;
Megawati, Megawati
Jurnal Kajian Manajemen Bisnis Vol 8, No 1 (2019): Jurnal Kajian Manajemen Bisnis
Publisher : Jurusan Manajemen Fakultas Ekonomi Universitas Negeri Padang
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DOI: 10.24036/jkmb.10884900
The purpose of this research is to analyze (1) financial literacy influences towards behavioral finance (2) the influence of gender against behavioral finance (3) the influence of age against behavioral finance (4) the influence of academic ability against behavioral finance (5) the influence of residence against behavioral finance. The population in this research is the entire S1 students who are actively studies in the Faculty of Economics State University of Padang consist of 1811 people. The samples were selected using clustered proportional sampling to get total samples as much 116 students. The data of this research are primary data and secondary data. The data was analyzed with multiple regression analysis using SPSS version 16,0 program. The results of this research are: (1) financial literacy has a positive and significant relationship on behavioral finance (2) gender has a positive and significant relationship on behavioral finance (3) age has a positive and significant relationship on behavioral finance (4) academic ability has a positive and significant relationship on behavioral finance (5) residence does not have relationship on behavioral financeKeywords: Behaviour finance; financial literacy; demographic factors; academic ability; residence.