Concept explainers
a.
To find: The sampling distribution of
a.
Explanation of Solution
Given:
Calculation:
The sampling distribution of
Thus, the sampling
b.
To find: The
b.
Answer to Problem 53E
The probability is 0.5346.
Explanation of Solution
Calculation:
The probability that mean is within ±3 mg/dl is calculated as follows:
Thus, the required probability is 0.5346.
c.
To find: The probability that mean is within ±3 mg/dl if the
c.
Answer to Problem 53E
The probability is 0.9792.
Explanation of Solution
Calculation:
The probability that mean is within ±3 mg/dl is calculated as follows:
Thus, the required probability is 0.9792.
Chapter 7 Solutions
The Practice of Statistics for AP - 4th Edition
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