Sample data were collected in a study of calcium supplements and their effects on blood pressure. A

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Sample data were collected in a study of calcium supplements and their effects on blood pressure. A placebo group and a calcium group began the study with measures of blood pressures. At the 0.05 significance level, test the claim that the two sample groups come from populations with the same blood pressure levels.
Sample data were collected in a study of calcium supplements

Use the Wilcoxon rank-sum test.

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Elementary Statistics

ISBN: 9780321225979

3rd Canadian Edition

Authors: Mario F. Triola

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