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Angelina_Jolie [31]
3 years ago
12

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:
Number of Cars Arriving in a 10-Minute Interval Frequency
0 3
1 10
2 15
3 23
4 30
5 24
6 20
7 13
8 8
9 or more 4
150

The calculated value for the test statistic equals:_______
Business
1 answer:
Ludmilka [50]3 years ago
3 0

Answer:

4.832

Explanation:

See attached file

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