C O ezto.mheducation.com/hm.tpx connect BUSINESS STATISTICS ter 11 Homework valu

Question

C O ezto.mheducation.com/hm.tpx connect BUSINESS STATISTICS ter 11 Homework value 074 points Round all intermediate calculations to at least 4 decimal places.) The following values are drawn from a normal population. Use Table 3 19 26 19 29 31 1929 22 &click; here a. Calculate the point estimates for the population variance and the population standard deviation (Round your answers to 2 decimal places.) Point Estimates Population variance Population standard deviation b. Construct the 90% confidence interval for the population vanance and the population standard deviation (Round your answers to 2 decimal places.) Confidence Interval Population variance Population standard deviation to to HintseBook & Resources

Explanation / Answer

> x1<-c(19,26,19,29,31,19,29,22);x1
[1] 19 26 19 29 31 19 29 22
> var(x1)
[1] 25.92857
> sd(x1)
[1] 5.092011

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