with a previous contractor, the mean time

Offered Price: $ 4.00 Posted on: 08/02/2016 03:57 AM Due on: 08/02/2016
Question # 00351338 Subject Statistics Topic General Statistics Tutorials: 1
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with a previous contractor, the mean time to repair a pothole was 3.2 days. a city councelman thinks that the new contracters mean time to repair a pothole is higher than 3.2 days. he randomly selects a sample of 12 pothole service calls and obtains the following times to repair (in days) 6.2, 4.3, 7.1, 2.9, 5.4, 3.7, 5.5, 0.7, 7.5, 5.6, 2.6, 1.7 is there enough evidence to support the councelmans claim? use 0.05 level of significance. find p value and appropriate hypothesis test
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  1. with a previous contractor, the mean time

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