Concept explainers
To find:The valid conclusion based on given information.
Answer to Problem 22HP
The correct conclusion is H.
Explanation of Solution
Given information:
According to a survey 90 physical trainers :
15 went for a run at least 5 times per week.
5 also swim during the week.
At least 25% of all trainers run and swim every week.
Conclusions:
F The report is accurate because 15 out of 90 is 25%.
G The report is accurate because 5 out of 15 is 33%, which is at least 25%.
H The report is inaccurate because 5 out of 90 is only 5.6%.
I The report is inaccurate because no one know if swimming exercising.
Calculation:
Consider that out of 90 physical trainers, 15 run five times in a week.
Out of them 15 trainers, 5 run and swim as well as.
Percentage of those who swim and run as well as out of 90.
Therefore, the correct conclusion is H.
Chapter 8 Solutions
Algebra 2
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