Transcription of 집단간 평균비교 - iuj.ac.jp
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집단간 평균비교 - iuj.ac.jp
2008-2009 Jeeshim & KUCC625 (08/04/2009) Statistical Data Analysis Using R:22. 6.. , .. T-test , ANOVA .. T-test ANOVA . T-test T-test .. T-test .. T-test . The t-test assumes that samples are randomly drawn from normally distributed populations with unknown population variances. If such assumption cannot be made, you may try nonparametric methods. The variables of interest should be random variables, whose values change randomly. A. constant such as the number of parents of a person is not a random variable. In addition, the occurrence of one measurement in a variable should be independent of the occurrence of others.
© 2008-2009 Jeeshim & KUCC625 (08/04/2009) Statistical Data Analysis Using R:22
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