Remaining Time: 37 minutes, 59 seconds. Question Completion Status: QUESTION 21
ID: 3365629 • Letter: R
Question
Remaining Time: 37 minutes, 59 seconds. Question Completion Status: QUESTION 21 2.5 points John and Todd are salesmen in different districts In John's district, the long-term mean sales is $17319 each month with standard deviation $684. Last month John sold $19214 worth of merchandise In Todd's district, the long-term mean sales is $21971 each month with standard deviation $495. Last month Todd sold $22,718 worth of merchandise Assume that sales in both districts follow Normal distributions. Relative to the buying habits of customers in each district, does this mean that John was a better salesman during last month? O A Yes OB. No OCThey performed the same. ODCannot be determined. Click Sove and Submit to sove and submit. Click Sove All Answers to save all onswers Type here to searchExplanation / Answer
Z score for John = (19214-17319)/684 = 2.77
Z score for Todd = (22718-21971)/945 = 0.79
Since Z score is better than Todd, So, it means John is a better salesperson than Todd
Correct Option is A