Concept explainers
a)
To make a two-way table for this chance process.
a)
Explanation of Solution
Given:
Proportion of MAC = 42%
Proportion of Undergraduate = 67%
Proportion of Graduates and PC= 23%
There are 10,000 students in the census. Therefore, two-way table becomes,
MAC | PC | Total | |
Undergraduate | 3000 | 3700 | 6700 |
Graduate | 1000 | 2300 | 3300 |
Total | 4000 | 6000 | 10,000 |
b)
To construct a Venn diagram.
b)
Explanation of Solution
Given:
MAC | PC | Total | |
Undergraduate | 3000 | 3700 | 6700 |
Graduate | 1000 | 2300 | 3300 |
Total | 4000 | 6000 | 10,000 |
The Venn diagram,
c)
To write
c)
Answer to Problem 56E
Event is
Explanation of Solution
Given:
Probability represents that college students using MACs and being a graduate. This can be written in symbolic form as,
d)
To find
d)
Answer to Problem 56E
Explanation of Solution
Given:
Formula:
Total possible outcomes = 20,000,000
Therefore,
Chapter 5 Solutions
The Practice of Statistics for AP - 4th Edition
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