Concept explainers
(a)
To find: the
(a)
Answer to Problem 57E
15.87%
Explanation of Solution
Given:
Formula used:
Calculation:
The z-score is
The associating probability using the normal probability
(b)
To Calculate: the probability that the mean contents of six randomly selected bottles is less than 295 ml.
(b)
Answer to Problem 57E
0.71%
Explanation of Solution
Given:
Formula used:
Calculation:
Since the population distribution is normal, the sampling distribution of the sample mean
The z-score is
The associating probability using the normal probability
Chapter 7 Solutions
PRACTICE OF STATISTICS F/AP EXAM
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