Question
Trusting The Results If you were to read the results of a study showing that daily use of a certain exercise machine resulted in an
Trusting The Results
If you were to read the results of a study showing that daily use of a certain exercise machine resulted in an average 10-pound weight loss, what more would you want to know about the numbers in addition to the average? (Hint: Do you think everyone who used the machine lost 10 pounds?)
b). WHAT'S IN A SAMPLE?
Why is it important that a sample be random and representative when conducting hypothesis testing?
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Probability and Stochastic Processes A Friendly Introduction for Electrical and Computer Engineers
Authors: Roy D. Yates, David J. Goodman
3rd edition
1118324560, 978-1118324561
