Executive has run test of his new marketing program

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An enthusiastic junior executive has run a test of his new marketing program. He reports that it resulted in a? "significant" increase in sales. A footnote on his report explains that he used an alpha level of 8.7?% for his test.? Presumably, he performed a hypothesis test against the null hypothesis of no change in sales

?a) If instead he had used an alpha level of 5?%, is it more or less likely that he would have rejected his null? hypothesis? Explain.

b) If he chose the alpha level 8.7?% so that he could claim statistical? significance, explain why this is not an ethical use of statistics.

Reference no: EM132262522

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