want to test the hypothesis that there is a significant difference between the mean BMI of regular soda drinkers in 2015 and 2018. The mean BMI for regular soda drinkers in 2015 was 26.5. In 2018, the researcher gathered a sample of 62 regular soda drinkers, measuring their BMIs and found the average BMI was 29 with a SD of 5.5. Conduct a hypothesis test at 0.05 alpha level. Determine our test statistic, pvalue and conclusion.

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We want to test the hypothesis that there is a significant difference between the mean BMI of regular soda drinkers in 2015 and 2018. The mean BMI for regular soda drinkers in 2015 was 26.5. In 2018, the researcher gathered a sample of 62 regular soda drinkers, measuring their BMIs and found the average BMI was 29 with a SD of 5.5. Conduct a hypothesis test at 0.05 alpha level.

Determine our test statistic, pvalue and conclusion.

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