Essay
A customer was interested in comparing the top speed (in miles per hour) of two models of snowmobiles. The customer selected two independent random samples of the snowmobiles and calculated the following summary information: Assume the distribution of top speeds is approximately normal. Is it reasonable to assume equality of variances in this problem?
______________
Calculate the value of the test statistic.
______________
Test whether there is a significant difference in average top speed between the two models of snowmobiles.
Conclusion: ________________________________________________________
Correct Answer:

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2.949; 2.131; Yes, there is a ...View Answer
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