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The weights of randomly selected U.S. Army male personnel were measured in 1988. The weights of randomly selected U.S. Army male personnel were measured in
The weights of randomly selected U.S. Army male personnel were measured in 1988. The weights of randomly selected U.S. Army male personnel were measured in 2012. An independent samples t-test was run to determine if the mean weight of the 1988 group was less than the mean weight of the 2012 group. Assume a significance level of 0.05. The test statistic is -3.55 and the p-value is 0.001. Please select the correct conclusion for the test. The weights of randomly selected U.S. Army male personnel were measured in 1988. The weights of randomly selected U.S. Army male personnel were measured in 2012. An independent samples t-test was run to determine if the mean weight of the 1988 group was less than the mean weight of the 2012 group. Assume a significance level of 0.05. The test statistic is -3.55 and the p-value is 0.001. Please select the correct conclusion for the test. Reject the null hypothesis. There is not sufficient evidence to support the claim that the mean weight of 1988 population is less than the weight of the 2012 population. Reject the null hypothesis. There is sufficient evidence to support the claim that the mean weight of 1988 population
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