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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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snowga snowga
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A year ago

The following table shows the age distribution of a sample of 180 students at a local college.

 

AGE DISTRIBUTION OF 180 STUDENTS AT A LOCAL COLLEGE
 

Age Category

Number of students

15 - 19

  36

20 - 24

  44

25 - 29

  60

30 - 34

  38

35 - 39

    2

Total

180


 

a.

Of the students in the sample, what percentage is younger than 20 years of age?

b.

What percentage is at least 30 years of age?

c.

Based on this sample, what percentage of the students at the college do you estimate to be younger than 25 years of age?

 

Textbook 
Essentials of Statistics for Business and Economics

Essentials of Statistics for Business and Economics


Edition: 7th
Authors:
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traumajefftraumajeff
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A year ago
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snowga Author
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A year ago
Thank you, thank you, thank you!
SupremeDJ
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Yesterday
Thanks
Alina01978
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2 hours ago
Helped a lot
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