[[授業/H19/情報処理]]

**前回やった２項検定の補足：どうしてp値が0.04139になるか？ [#ze826fec]
 > binom.test(15,20)
	Exact binomial test
 data:  15 and 20 
 number of successes = 15, number of trials = 20, p-value = 0.04139
 alternative hypothesis: true probability of success is not equal to 0.5 
 95 percent confidence interval:
  0.5089541 0.9134285 
 sample estimates:
 probability of success 
                   0.75 
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&ref(./期待値.xls);