Exercises 24 and 36 describe an experiment investigating the effectiveness of exercise in combating insomnia. Researchers randomly
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a) Why was it important to randomize in deciding who would exercise?
b) What would be the advantages and disadvantages of using 100 subjects instead of 40?
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a Subjects responses might be related to many other factors such ...View the full answer
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Related Book For
Stats Data and Models
ISBN: 978-0321986498
4th edition
Authors: Richard D. De Veaux, Paul D. Velleman, David E. Bock
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