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c:ms:2024:w07_anova_note

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c:ms:2024:w07_anova_note [2024/04/17 08:20] hkimscilc:ms:2024:w07_anova_note [2024/04/17 08:23] (current) hkimscil
Line 129: Line 129:
 qf(.05, df1 = 2, df2 = 45, lower.tail = FALSE) qf(.05, df1 = 2, df2 = 45, lower.tail = FALSE)
 f.calculated f.calculated
 +# 위에서 f.calculated > qf값이므로
 +# f.calculated 값으로 영가설을 부정하고
 +# 연구가설을 채택하면 판단이 잘못일 확률이 
 +# 0.05보다 작다는 것을 안다. 
 +# 그러나 컴퓨터계산이 용이해지고서는 qf대신에
 +# pf를 써서 f.cal 값에 해당하는 prob. level을 
 +# 알아본다. 
  
 a.res <- aov(values ~ group, data=comb3) a.res <- aov(values ~ group, data=comb3)
c/ms/2024/w07_anova_note.txt · Last modified: 2024/04/17 08:23 by hkimscil

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