Concept explainers
a.
To find: The mean and standard deviation of D .
a.
Explanation of Solution
Given:
Population mean
Population standard deviation
Population mean
Population standard deviation
Calculation:
The mean and standard deviation of D can be calculated as:
b.
To find: The
b.
Answer to Problem 13PT
The probability is 0.0125.
Explanation of Solution
Calculation:
The probability Ed has longer time on assignment than the Adelaide can be computed as:
Thus, the probability is 0.0125.
Chapter 6 Solutions
The Practice of Statistics for AP - 4th Edition
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