14. The following table gives heights of boys and girls reading in Degree Coltege Kupwara. Find (i) Standard deviation of heights of boys and girls taken together. (ii) Whose heights are more variable ? Number Boys Girls 400 100 Average Height 68 inches 65 inches Variance 9. 4
14. The following table gives heights of boys and girls reading in Degree Coltege Kupwara. Find (i) Standard deviation of heights of boys and girls taken together. (ii) Whose heights are more variable ? Number Boys Girls 400 100 Average Height 68 inches 65 inches Variance 9. 4
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 2CYU
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Question
![14. The following table gives heights of boys and girls reading in
Degree Coltege Kupwara. Find (i) Standard deviation of heights of boys and
girls taken together. (ii) Whose heights are more variable ?
Number
Boys
Girls
400
100
Average Height
68 inches
65 inches
Variance
9.
4.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fca68c92b-7750-43fa-bc99-f2b2c8f2738e%2Fe53b37b7-9e36-4d0d-bf91-97f90b8db335%2Fkl1dy3_processed.jpeg&w=3840&q=75)
Transcribed Image Text:14. The following table gives heights of boys and girls reading in
Degree Coltege Kupwara. Find (i) Standard deviation of heights of boys and
girls taken together. (ii) Whose heights are more variable ?
Number
Boys
Girls
400
100
Average Height
68 inches
65 inches
Variance
9.
4.
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