You Are Estimating the Mean Waiting Time in Line at a Particular

Multiple Choice

You are estimating the mean waiting time in line at a particular fast-food restaurant.You ask 30 customers,at varying times of the day,how long they waited in line before placing their order.You then take the average of these values and use this average to estimate the mean waiting time for all customers.The average of the 30 values is an example of a(n) :

A) Chebyshev estimate
B) point estimate
C) interval estimate
D) confidence estimate