Mathematics, 05.11.2020 18:40 dawsoncarlisle
A. If the price of the bathing soap is reduced by $0.50, what is the expected increase in sales per store? Additionally, provide a 95% confidence interval for the expected increase. b. The product manager claims that if the price is reduced by $0.50, average sales will increase by at least $160 per store. Do the data allow you to reject this claim at a level of significance of 5 percent?
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