Diskusi 2 statistik probabilitas
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Transcript of Diskusi 2 statistik probabilitas
![Page 1: Diskusi 2 statistik probabilitas](https://reader033.fdocument.pub/reader033/viewer/2022061604/586f99a31a28abcc238b5243/html5/thumbnails/1.jpg)
DISKUSI 2STATISTIK DAN PROBABILITAS
Nisaa’ Fitriningtyas (A710150085)Hatika Dian Nurani (A710150093)Oktaviani Pertiwi (A710150105)
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Soal 1• Berikut ini diberikan data nilai hasil ujian
akhir mata kuliah statistik dan probabilitas dari 50 mahasiswa
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a. Buatlah tabel distribusi frekuensi data bergolong dari data tersebut dengan aturan sturges. Buatlah tabel distribusi kumulatif (kurang dari lebih dari)
b. Gambar histogram, polygon, dan ogif dari data tersebut
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Langkah 1. urutkan data
Jangkauan (range)Min = 42Max = 92Range = 92 – 42 = 50
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Langkah 2. buat kategori/jumlah kelas
K= 1+ 3,3 log n =1+ 3,3 log 50 =1+ 3,3 (1,698) =1+ 5.603 = 6,6 =6
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Langkah 3. panjang kelas (interval)
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Langkah 4. tabulasi & tabel frekuensi
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Tabel frekuensi kumulatif
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Menghitung frekuensi relatif
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Grafik Histrogram
41.5 50.5 59.5 68.5 77.5 86.5 95.50
2
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16
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Grafik Polygon
41.5 50.5 59.5 68.5 77.5 86.5 95.50
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Series 1
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Grafik Ogive
41.5 50.5 59.5 68.5 77.5 86.5 95.50
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60
04
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29
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475050
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Series 1Series 2
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Soal 2
• Dengan data pada soal nomor 1, buatlah tabel distribusi frekuensi data bergolong dengan kelas-kelas : 41-50, 51-60, dan seterusnya.
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Penyelesaian
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Terimakasih