The owner of a car wash wants to see if the arrival rate of cars follows a Poisson distribution. In order to test the assumption of a Poisson distribution, a random sample of 150 ten-minute intervals was taken. You are given the following observed frequencies: The p-value is
A) greater than .1.
B) between .05 and .1.
C) between .025 and .05.
D) less than .01.

Question

The owner of a car wash wants to see if the arrival rate of cars follows a Poisson distribution. In order to test the assumption of a Poisson distribution, a random sample of 150 ten-minute intervals was taken. You are given the following observed frequencies:  The p-value is
A) greater than .1. 
B) between .05 and .1. 
C) between .025 and .05. 
D) less than .01.

Quizplus · Accepted Answer

The Answer of The owner of a car wash wants to see if the arrival rate of cars follows a Poisson distribution. In order to test the assumption of a Poisson distribution, a random sample of 150 ten-minute intervals was taken. You are given the following observed frequencies:  The p-value is
A) greater than .1. 
B) between .05 and .1. 
C) between .025 and .05. 
D) less than .01.

The Owner of a Car Wash Wants to See If