面白い問題おしえて～な 28問目

面白い問題おしえて～ ..

474:１３２人目の素数さん
18/11/27 14:26:13.78 Lp6axtvL.net
>>445
前半
> binom.test(0.15*500,500,0.20,alternative = 'less')
Exact binomial test
data: 0.15 * 500 and 500
number of successes = 75, number of trials = 500, p-value = 0.002383
alternative hypothesis: true probability of success is less than 0.2
95 percent confidence interval:
0.0000000 0.1788032
sample estimates:
probability of success
0.15
答はC

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