A study was done to compare the average repair cost of BMW’s…
Questions
A study wаs dоne tо cоmpаre the аverage repair cost of BMW's and Toyotas involved in auto accidents. 25 incidents were randomly selected for each brand. BMW repair costs averaged $4,670 with a standard deviation of $2,874. Toyota repair costs averaged $2,954 with a standard deviation of $1,750. Use this information to answer the following questions and test the claim that the average repair cost for BMW's is higher than the average repair cost for Toyotas. Use alpha=0.05.The left critical value = [left] (round to 2 decimals - if there is no left value, enter "na")The right critical value = [right] (round to 2 decimals - if there is no right value, enter "na")The test statistic = [ts] (round to 2 decimals)The result of the hypothesis test is [result] (enter "reject H0" or "fail to reject H0")Is the claim supported? [support] (enter "yes" or "no")
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