Concept explainers
a.
To explain: The reason of not calculating the
a.
Answer to Problem 61E
Population is not
Explanation of Solution
Given:
To compute the probability the population must be normally distributed. Here, it has been provided that the distribution of the population is not normally distributed. Thus, the required probability cannot be computed here.
b.
To find: The probability that total weight of the passengers in the flight is above 6000 pounds.
b.
Answer to Problem 61E
The probability is 0.0594.
Explanation of Solution
Calculation:
There are total 30 passengers. The average weight of the passenger can be calculated as:
The probability that total weight of the passengers in the flight is above 6000 pounds is calculated as follows:
Thus, the required probability is 0.0594.
Chapter 7 Solutions
The Practice of Statistics for AP - 4th Edition
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