Concept explainers
a.
To find: The mean and standard deviation of Y
a.
Answer to Problem 45E
The mean and standard deviation are 47.3 and 4.05.
Explanation of Solution
Given:
Population mean
Population standard deviation
Calculation:
Here,
The mean and standard deviation of Y are:
Thus, the mean and standard deviation are
b.
To find: The
b.
Answer to Problem 45E
The required probability is 0.0359.
Explanation of Solution
Calculation:
The probability that the temperature is below
Thus, the required probability is 0.0359.
Chapter 6 Solutions
The Practice of Statistics for AP - 4th Edition
Additional Math Textbook Solutions
Elementary Statistics (13th Edition)
Elementary Statistics: Picturing the World (7th Edition)
Fundamentals of Statistics (5th Edition)
Introductory Statistics (2nd Edition)
Introductory Statistics
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