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Does where you live affect your insurance rate? The mean auto insurance rate for 29 drivers...

Does where you live affect your insurance rate? The mean auto insurance rate for 29 drivers in a large city is $1,839 per car with a standard deviation of $315 while the mean rate for 23 drivers in a rural area is $1,648 with a standard deviation of $239. At α = 0.05, can we conclude that drivers in the large city pay higher insurance rates than those in the rural area, assuming the population variances are equal?

a. Calculate the test statistic. t=

Round to three decimal places if necessary

b. Determine the critical value(s) for the hypothesis test. +

Round to three decimal places if necessary

c. Conclude whether to reject the null hypothesis or not based on the test statistic

. Reject

Fail to Reject

Math   Statistics-And-Probability   
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