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The average number of calories from a fast food meal for adults in the US is 837

ID: 3058834 • Letter: T

Question

The average number of calories from a fast food meal for adults in the US is 837 calories. A nutritionist believes that the average is higher than reported. They sample 11 meals that adults ordered and measured the calories for each meal are shown below. Test the claim using a 10% level of significance. Assume that fast food calories are normally distributed. Give answer to at least 4 decimal places. Calories 855 858 783 854 946 863 850 798 861 853 906 What are the correct hypotheses? 830 calories 2 830 calories Based on the hypotheses, find the following Test Statistic 2.015 p-value0.0358 The correct decision is to Fail to reject the null hypothesis The correct summary would be: There is not enough evidence to support the claimthat the average number of calories from a fast food meal for adults in the US is higher than 837 calories

Explanation / Answer

The average number of calories from a fast food meal for adults in the US is 837 calories. A nutritionist believes that the average is higher than reported. They sample 11 meals that adults ordered and measured the calories for each meal are shown below. Test the claim using a 10% level of significance. Assume that fast food calories are normally distributed. Give answer to at least 4 decimal places. Calories 855 858 783 854 946 863 850 798 861 853 906 What are the correct hypotheses? 830 calories 2 830 calories Based on the hypotheses, find the following Test Statistic 2.015 p-value0.0358 The correct decision is to Fail to reject the null hypothesis The correct summary would be: There is not enough evidence to support the claimthat the average number of calories from a fast food meal for adults in the US is higher than 837 calories

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