Suppose a retailer claims that the average wait time for acustomer on its support line is 173 seconds. A random sample of 56customers had an average wait time of 164 seconds. Assume thepopulation standard deviation for wait time is 50 seconds. Using a95​% confidence​ interval, does this sample support the​ retailer'sclaim?
Using a 95​% confidence​ interval, does this sample support the​retailer's claim? Select the correct choice​ below, and fill in theanswer boxes to complete your choice. ​(Round to two decimal placesas​ needed.)
A. No​, because the​ retailer's claim is not between the lowerlimit of nothing seconds and the upper limit of nothing seconds forthe mean wait time.
B. Yes​, because the​ retailer's claim is nothing between thelower limit of nothing seconds and the upper limit of nothingseconds for the mean wait time.
