Shown the spending by a sample of 50 breakfast customers of McDonald's.Which statement is least likely to be correct?
A)The median is very close to the midhinge.
B)The median purchase is slightly less than $5.
C)About 75 percent of the customers spend less than $7.
D)The mean is a reasonable measure of center.

Question

Shown the spending by a sample of 50 breakfast customers of McDonald's.Which statement is least likely to be correct? 
A)The median is very close to the midhinge. 
B)The median purchase is slightly less than $5. 
C)About 75 percent of the customers spend less than $7. 
D)The mean is a reasonable measure of center.

Quizplus · Accepted Answer

The mean may not be a reasonable measure of center for this data set because it is possible that there are some customers who have extremely high or low purchases, which can skew the mean. The other statements are plausible based on the given information.

Shown the Spending by a Sample of 50 Breakfast Customers