Concept explainers
a
The name of the person who has the best chance to win and then find the probability.
a
Answer to Problem 21PPS
Pablo has best chance to win and the probability is 0.30.
Explanation of Solution
Given:
The graph is shown as:
Referring to the given graph, Pablo has the best chance to win.
The probability of the Pablo is 0.30 from the graph.
b
The name of two players combined have the same chance of winning as the Brian.
b
Answer to Problem 21PPS
The two players are Fernando and Tora.
Explanation of Solution
Given:
The graph is shown as:
The chance for winning of Fernando is 0.05 and Tora is 0.05.
Hence, the chance of winning Tora or Fernando is given as:
Therefore, the required players are Fernando and Tora.
c
Whether the Damon or Brett has the better chance for the winning.
c
Answer to Problem 21PPS
Brett has better chance of winning.
Explanation of Solution
Given:
The graph is shown as:
The chance for winning of Damon is 0.10 and of Brett is 0.15.
Hence, Brett has the better chance for the winning.
d
The probability P(Aaron or Pablo).
d
Answer to Problem 21PPS
The probability is 0.50.
Explanation of Solution
Given:
The graph is shown as:
The chance for winning of Aaron or the Pablo combined is the sum of their individual probability:
Therefore, the probability is 0.50.
e
The probability P(neither Damon nor Tora).
e
Answer to Problem 21PPS
The probability is 0.85.
Explanation of Solution
Given:
The graph is shown as:
The probability of the Damon or Tora combined is given as:
Using the complement rule, the probability is evaluated as:
Therefore, the probability is 0.85.
Chapter 12 Solutions
Algebra 2
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