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๋ชจ์ง๋จ 1๊ฐ
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๋ชจ์ง๋จ2๊ฐ(๋์T๊ฒ์ )
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๋ชจ์ง๋จ2๊ฐ(๋
๋ฆฝT๊ฒ์ )
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๋ชจ์ง๋จ3๊ฐ(F๊ฒ์ , ANOVA)
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์ ๊ท์ฑ ํจ์
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stats.shapiro(df['mpg'])
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stats.shapiro(df['after']-df['before'])
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stats.shapiro(df['A'])
stats.shapiro(df['B']) |
print(stats.shapiro(df['A']) )
print(stats.shapiro(df['B']) ) print(stats.shapiro(df['C']) ) |
์ ๊ท์ฑO,
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stats.ttest_1samp(df['mpg'], popmean= 20, alternative='two-sided')
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stats.ttest_rel(df['after'], df['before'], alternative='two-sided')
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์ ๊ท์ฑX
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statistic, pvalue = stats.wilcoxon(df['mpg']-20, alternative='two-sided')
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stats.wilcoxon(df['after']-df['before'], alternative='two-sided')
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๋ฑ๋ถ์ฐ์ฑ ํจ์
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stats.bartlett(df['A'], df['B'])
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stats.bartlett(df['A'], df['B'], df['C'])
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์ ๊ท์ฑO,๋ฑ๋ถ์ฐ์ฑO
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stats.ttest_ind(df['A'], df['B'],equal_var=True,alternative='two-sided')
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stats.f_oneway(df['A'], df['B'], df['C'])
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์ ๊ท์ฑO,๋ฑ๋ถ์ฐ์ฑX
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stats.ttest_ind(df['A'], df['B'],equal_var=False,alternative='two-sided')
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ํจํค์ง ๋ฏธ์ง์, ์ถ์ X
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์ ๊ท์ฑX
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statistic, pvalue = stats.ranksums(df['A'], df['B'], alternative='two-sided')
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stats.kruskal(df['A'], df['B'], df['C'])
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- ์ ๋ณํฉ
- ํ ๋ถํ
- ์ด ๋ถํ
- ๋๋น ๋ง์ถค
- ์ญ์
๋น ๋ถ๊ธฐ ํ๊ธฐ์์๋ ๋น๋ชจ์ ๊ฒ์ ์ ์ค์์ ์ฌ๊ธฐ์ง ์์์ผ๋ฏ๋ก
์๊ฐ์ด ์๋ค๋ฉด ์ ๊ท์ฑO ์ธ ํจ์๋ง ์ธ์๊ฐ์