Concept explainers
(a)
To Calculate: the
(a)
Answer to Problem 2.50E
Explanation of Solution
Given:
5.6 5.2 4.6 4.9 5.7 6.4
Formula used:
Calculation:
(b)
To Calculate: the standard deviation.
(b)
Answer to Problem 2.50E
Explanation of Solution
Given:
5.6 5.2 4.6 4.9 5.7 6.4
Formula used:
Calculation:
5.6 | 0.2 | 0.04 |
5.2 | -0.2 | 0.04 |
4.6 | -0.8 | 0.64 |
4.9 | -0.5 | 0.25 |
5.7 | 0.3 | 0.09 |
6.4 | 1 | 1 |
2.06 |
(c)
To Explain: that for the hand calculation are you agree or not which using calculator to obtain mean and standard deviation.
(c)
Answer to Problem 2.50E
Yes, agree
Explanation of Solution
Yes, agree by the hand calculation of mean and standard deviation because it is giving the same result by the calculator also in which enter the same data.
Chapter 2 Solutions
Statistics Through Applications
Additional Math Textbook Solutions
Essentials of Statistics, Books a la Carte Edition (5th Edition)
Introductory Statistics
STATS:DATA+MODELS-W/DVD
Fundamentals of Statistics (5th Edition)
Introductory Statistics (2nd Edition)
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