Exhibit 11-1

Multiple Choice

Exhibit 11-1.Becky owns a diner and is concerned about sustaining the business.She wants to ascertain if the standard deviation of the profits for each week is greater than $250.The details of the profits for the week are listed below (in dollars. ) Assume that profits are normally distributed. Refer to Exhibit 11-1.What is the value of the test statistic?

A) 6.146
B) 8.604
C) 6.652
D) 7.375