In a study of 1,329 American men reported in American Statistician [(1974) 28: 115122], the men were
Question:
Serum Cholesterol (mg/ 100cc) Frequency
0.0–199.9 ……………………………………… 119
200.0–219.9 …………………………………… 88
220.0–259.9 …………………………………… 127
greater than 259 ………………………………… 74
a. Estimate the mode, median, and mean for the serum cholesterol readings (if possible).
b. Which of the three summary statistics is most informative concerning a typical serum cholesterol level for the group of men? Explain your answer.
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a The mean cannot be approximated since we do not know the endpoint ...View the full answer
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Related Book For 
An Introduction To Statistical Methods And Data Analysis
ISBN: 9781305465527
7th Edition
Authors: R. Lyman Ott, Micheal T. Longnecker
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