Test the hypothesis that the mean price at 7-eleven is more, Basic Statistics

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Test the hypothesis that the mean price at 7-eleven is more

Groceries

The table shows the prices of identical groceries at 7-Eleven and at Vons.

a. Test the hypothesis that the mean price at 7-Eleven is more than the mean price at Vons, at the 0.05 level. Assume that the sampling is random and the samples are Normal.

b. Although a two-sample t-test is not appropriate for this data set, do it anyway to see what happens.

c. Compare the results and explain.

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Basic Statistics: Test the hypothesis that the mean price at 7-eleven is more

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