The data below give the fraction of named storms that grew to hurricane strength for randomly selected
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Question:
The data below give the fraction of named storms that grew to hurricane strength for randomly selected years before and after 1950. Has the fraction of named storms that grew to hurricane strength changed? Complete parts a through c. Assume unequal variances.
Before 1950 After 1950
0.585, 0.604, 0.443, 0.546 0.334, 0.616, 0.516, 0.577, 0.324
0.638, 0.718, 0.674 0.499 0.597, 0.413, 0.613, 0.498, 0.519
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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