Solve the problem.For the study described below, identify the population parameter.A bank manager wants to know the average amount of time customers of his bank have to wait in line. 300 customers were polled and asked their average wait time at the bank. 27 of the 300 people were extremely dissatisfied with the amount of time they had had to wait in line in recent months.
A. The percentage of dissatisfied customers.
B. All customers of the bank
C. The average wait time for the 300 customers polled.
D. The average wait time for all the bank's customers.
Answer: D
Mathematics
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