A physical anthropologist studying the effects of nutritional changes on human morphometrics is interested in the impact
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Question:
(a) Calculate the 95% confidence interval for mean from the sample.
Calculate the 95% confidence interval for variance from the sample.
Has the mean height changed since World War II? Write out the hypotheses associated with this question.
(d) Has the variance of heights changed since World War Il? Again, write out the hypothesis associated with this question.
Related Book For
Mathematical Applications for the Management Life and Social Sciences
ISBN: 978-1305108042
11th edition
Authors: Ronald J. Harshbarger, James J. Reynolds
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