To Compare the Effect of Weather on Sales of Soft

question 150

Essay

To compare the effect of weather on sales of soft drinks, a distributor surveyed people in two regions of the country and asked if they purchased soft drinks in the last month. The following are the results. The distributor would like to know if there is a difference in sales between the two regions. Test the hypothesis with a 0.01 significance level. What is our decision?

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