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pjw1979 pjw1979
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Posts: 144
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A year ago

The following frequency distribution shows the ACT scores of a sample of students:

 

Score

Frequency

14 - 18

  2

19 - 23

  5

24 - 28

12

29 - 33

  1


For the above data, compute the following.
 

a.The mean
b.The standard deviation

Textbook 
Essentials of Statistics for Business and Economics

Essentials of Statistics for Business and Economics


Edition: 7th
Authors:
Read 85 times
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Answer verified by a subject expert
mouallemjmouallemj
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Posts: 125
Rep: 1 0
A year ago
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pjw1979 Author
wrote...

A year ago
Smart ... Thanks!
wrote...

Yesterday
Thank you, thank you, thank you!
wrote...

2 hours ago
Good timing, thanks!
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