a. Construct a 90% confidence interval for the population meanRound to two decimal places as needed b. keep all the same exceptobservations which changes to 25. What is the effect of the samplesize on the width of the confidence interval?
a. Construct a 90% confidence interval for the population meanRound to two decimal places as needed b. keep all the same exceptobservations which changes to 25. What is the effect of the samplesize on the width of the confidence interval?