statistic help please and quick

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Question description

A magazine claimes that the mean amount spent by a customer at Burger Stop is greater than the mean amount spent by a customer at Fry World. The results for samples of customer transactions for the two fast food restaurants are shown below. At ? = .20, can you support the magazine's claim? Assume the population variances are equal. Assume the samples are random and independent, and the populations are normally distributed.

Burger Stop: N1=14; Xbar1=9.68; S1=0.79

Fry world: N1=13; Xbar2=9.05; S1=0.67

Find the critical value

Find the Standarized Test Statistic

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(Top Tutor) Daniel C.
School: Rice University
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