Mathematics, 03.04.2020 17:02 carterlewis02
N economist conducted a hypothesis test to test the claim that the average cost of eating a meal away from home decreased from 2009 to 2010. The average cost of eating a meal away from home in 2009 was $7.15 per person per meal. Assume that all conditions for testing have been met. He used technology to complete the hypothesis test and the p-value is 0.0315. Following is his null and alternative hypothesis and the output from his graphing calculator. H 0: μ = $7.15 H 1: μ < $7.15 Choose the statement that contains the correct conclusion regarding the hypothesis and the original claim. The level of significance is α =0.05 Reject the null hypothesis; there is sufficient evidence to support the claim that the average cost of eating away from home has decreased since 2009. Fail to reject the null hypothesis; there is sufficient evidence to support the claim that the average cost of eating away from home has decreased since 2009. Fail to reject the null hypothesis; there is not sufficient evidence to support the claim that the average cost of eating away from home has decreased since 2009. Reject the null hypothesis; there is not sufficient evidence to support the claim that the average cost of eating away from home has decreased since 2009.
Answers: 2
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N economist conducted a hypothesis test to test the claim that the average cost of eating a meal awa...
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