𝑥 2 - adamhendrabrata.files.wordpress.com · Jenis Kelamin Laki-laki Perempuan TOTAL Hobi Olah...
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Transcript of 𝑥 2 - adamhendrabrata.files.wordpress.com · Jenis Kelamin Laki-laki Perempuan TOTAL Hobi Olah...
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𝑥2
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μ μ
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μ μ
Pengujian dua arah
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α
• α
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=792 − 800
6050
= −𝟎, 𝟗𝟒
α
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𝒙𝟐 =𝒏 − 𝟏 𝒔𝟐
𝝈𝟎𝟐
𝑥2
𝑠2
𝜎0
𝑛
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σ
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σ
Pengujian dua arah
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𝑠2
𝜎0𝑛
𝒙𝟐 =𝒏 − 𝟏 𝒔𝟐
𝝈𝟎𝟐
=𝟓𝟎 − 𝟏 × 𝟑𝟎𝟐𝟓
𝟔𝟎𝟐= 𝟒𝟏, 𝟏𝟕𝟒
α
α
σ
α = α =
𝒙𝟐 𝒙𝟐
𝒙𝟐
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𝒙𝟐 = (𝒇𝟎 −𝒇𝒆)
𝟐
𝒇𝒆
𝑥2
𝑓0
𝑓𝑒
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𝑡𝑜𝑡𝑎𝑙 𝑏𝑎𝑟𝑖𝑠 ×(𝑡𝑜𝑡𝑎𝑙 𝑘𝑜𝑙𝑜𝑚)
(𝑡𝑜𝑡𝑎𝑙 𝑘𝑒𝑠𝑒𝑙𝑢𝑟𝑢ℎ𝑎𝑛)
120 ×(40)
(200)= 24
80 ×(50)
(200)= 20
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α
→ lihat tabel distribusi chi square
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• χ χ
• χ χ
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