Concept explainers
(a)
To find: The probability of the given event.
(a)
Answer to Problem 8WE
The probability for the given event is
Explanation of Solution
Given:
The event is “The sum of the numbers showing on the dice is
Calculation:
There are a total of
The probability of the given event is as follows.
Therefore, the probability for the given event is
(b)
To find: The probability of the given event.
(b)
Answer to Problem 8WE
The probability for the given event is
Explanation of Solution
Given:
The event is “The sum is at least 10.”
Calculation:
There are a total of
The probability of the given event is as follows.
Therefore, the probability for the given event is
(c)
To find: The probability of the given event.
(c)
Answer to Problem 8WE
The probability for the given event is
Explanation of Solution
Given:
The event is “Exactly one die shows a 4.”
Calculation:
There are a total of
The probability of the given event is as follows.
Therefore, the probability for the given event is
(d)
To find: The probability of the given event.
(d)
Answer to Problem 8WE
The probability for the given event is
Explanation of Solution
Given:
The event is “At least one die shows a 4.”
Calculation:
There are a total of
The probability of the given event is as follows.
Therefore, the probability for the given event is
Chapter 15 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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