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revprevAdminJan 18'24 at 2:36−46m
revcurprevAdminJan 18'24 at 2:34+23
revcurprevAdminJan 18'24 at 2:34+23
revcurprevAdminJan 18'24 at 2:33+23
revcurAdmin (Created page with "'''Answer: D''' <math>\hat{S}(1)=0.8</math> <math>\operatorname{Var}[S(1)]=\frac{S(1)(1-S(1)}{n} \approx \frac{(0.8)(0.2)}{1000}=0.01265^{2}</math> <math>\Rightarrow 95 \% \mathrm{CI}</math> is approximately <math>(0.8 \pm 1.96(0.01265))=(0.775,0.825)</math>")Jan 17'24 at 22:22+261