Question #328608

Compute the 95 percent interval estimate of ų given ó = 9, n=40 and x= 115

1
Expert's answer
2022-04-14T16:57:49-0400

95%CI=(115−1.96940,115+1.96940)=(112.21,117.79).95\%CI=(115-1.96\frac{9}{\sqrt40}, 115+1.96\frac{9}{\sqrt40})=(112.21,117.79).


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Good work..thanks to the expert
United Kingdom #333261 on Nov 2022