Overweight Men For a random sample of  55  overweight men, the mean of the number of pounds that they were overweight was  28 . The standard deviation of the population is  4.6  pounds. Use a graphing calculator and round the final answers to one decimal place.   Part: 0 / 4 0 of 4 Parts Complete   Part 1 of 4         The best point estimate of the mean is     pounds.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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Overweight Men For a random sample of 

55
 overweight men, the mean of the number of pounds that they were overweight was 
28
. The standard deviation of the population is 
4.6
 pounds. Use a graphing calculator and round the final answers to one decimal place.

 

Part: 0 / 4
0 of 4 Parts Complete
 
Part 1 of 4
 
 
 

 

The best point estimate of the mean is 
 
 pounds.
 
 
?
Expert Solution
Step 1

Given that, n=55, σ=4.6

We know that, sample mean is the best point estimate of the population mean. 

That is, Sample mean x is the best point estimate of population mean μ.

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