Calculate a t-based 95 percent confidence interval


The mean and the standard deviation of the sample of 100 bank customer waiting times in Table 1.8 are (xbar=5.49) and s=2.317. Calculate a t-based 95 percent confidence interval for U, the mean of all possible bank customer waiting times using the new system. Are we 95 percent confident that U is less than six minutes?

Request for Solution File

Ask an Expert for Answer!!
Basic Statistics: Calculate a t-based 95 percent confidence interval
Reference No:- TGS0722188

Expected delivery within 24 Hours