Mathematics, 10.08.2021 03:10 baltazmapa629n
The following summary data reflect the number of days people rented a car for a sample of people in each of three cities.
n sample Mean Sample Variance
Boston 5 3.60 5.80
Dalas 6 6.67 7.07
Seattle 4 7.75 6.25
The value of the pooled variance estimate is :
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The following summary data reflect the number of days people rented a car for a sample of people in...
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