Concept explainers
a.
To find the probability that any three coins will show tails.
a.
Answer to Problem 11PPS
The probability of three coins showing tails is
Explanation of Solution
Given information:
The given statement is:
“Toss
From the observation, it is seen that three coins showed tails for
The probability of three coins showing tails is be shown by:
Hence, the probability of three coins showing tails is
b.
To find the probability that any two coins will show heads.
b.
Answer to Problem 11PPS
The probability of two coins showing heads is
Explanation of Solution
Given information:
The given statement is:
“Toss
From the observation, it is seen that two coins showed heads for
The probability of two coins showing heads is be shown by:
Hence, the probability of two coins showing heads is
c.
To find the probability that first coin will show heads and the last coin will show tails.
c.
Answer to Problem 11PPS
The probability of two coins showing heads is
Explanation of Solution
Given information:
The given statement is:
“Toss
From the observation, it is seen that first coins showed heads and last coin showed tails for
The probability of two coins showing heads is be shown by:
Hence, the probabilitythat first coin will show heads and the last coin will show tails is
Chapter 12 Solutions
Algebra 1
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