Concept explainers
a)
To find the probability that you talk to all Republicans.
a)
Answer to Problem 39E
The probability that you talk to all Republicans = 0.0244
Explanation of Solution
Given:
Formula:
Multiplication rule:
Using multiplication rule,
Hence, probability that you talk to all Republicans is 0.0244
b)
To find the probability that no Democrats.
b)
Answer to Problem 39E
The probability that no Democrats = 0.2500
Explanation of Solution
Given:
Formula:
Multiplication rule:
Using complement rule,
Using multiplication rule,
Hence, probability that no Democrats is 0.2500
c)
To find the probability that at least one independent.
c)
Answer to Problem 39E
The probability that at least one independent = 0.5435
Explanation of Solution
Given:
Formula:
Multiplication rule:
Using
Using multiplication rule,
Again using complement rule,
Hence, probability that at least one independent is 0.5435
Chapter 14 Solutions
Stats: Modeling the World Nasta Edition Grades 9-12
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