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Solved: Constructing Frequency Distributions. Use the

Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola ISBN: 9780321836960 18

Solution for problem 20BSC Chapter 2.2

Elementary Statistics | 12th Edition

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Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola

Elementary Statistics | 12th Edition

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Problem 20BSC

Weights of respondents were recorded as part of the California Health Interview Survey. The last digits of weights from 50 randomly selected respondents are listed below. Construct a frequency distribution with 10 classes. Based on the distribution, do the heights appear to be reported or actually measured? What do you know about the accuracy of the results?

5   0   1   0   2   0   5   0   5   0   3   8   5   0   5   0   5   6   0   0   0   0   0   0   8

5   5   0   4   5   0   0   4   0   0   0   0   0   8   0   9   5   3   0   5   0   0   0   5   8

Step-by-Step Solution:
Step 1 of 3

Solution 20BSC

Because there are disproportionately more 0s’ and 5s’, it appears that the weights reported not measured. Consequently, it is likely that the results are not very accurate.

Step 2 of 3

Chapter 2.2, Problem 20BSC is Solved
Step 3 of 3

Textbook: Elementary Statistics
Edition: 12
Author: Mario F. Triola
ISBN: 9780321836960

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Solved: Constructing Frequency Distributions. Use the