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--- c:ms:2024:schedule:week06_t-test_and_anova_note [2024/04/08 08:43] – created hkimscil
+++ c:ms:2024:schedule:week06_t-test_and_anova_note [2025/04/07 07:42] (current) – hkimscil
@@ Line 1: / Line 1: @@
 ====== R ======
+<code>
+# see http://commres.net/wiki/r/t-test 문서 for detailed info
+# ?t.test for help
+# t.test(A, mu) # one sample t-test
+# t.test(A, B, var.equal = T) # two sample t-test
+# t.test(pre, post, paired=TRUE) # paired sample t-test (repeated measure)
+</code>
 <code>
 # t-test 이해 확인
+# pre-medicine; post-medicine
+# Hypothesis: There will be a difference between the pre scores and post scores.
 pre <- c(3,0,6,7,4,3,2,8,4)
 post <- c(5,2,5,7,10,9,7,11,8)