(a) Find the standard deviation of the combined data (b) Which of the two distributions is more variable ?
(a) Find the standard deviation of the combined data (b) Which of the two distributions is more variable ?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 11PT
Related questions
Question
![The following are some of the particulars of the distribution of weight of
boys and girls in a class :
Boys
Girls
Number
100
50
Mean weight
60 kg
45 kg
Variance
6.
4
(a) Find the standard deviation of the combined data
(b) Which of the two distributions is more variable ?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fefe58275-cc99-433d-ae65-68cc027527bf%2F46dd6122-f938-44aa-b3a7-fed4d9c3a401%2F9q0an8o_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The following are some of the particulars of the distribution of weight of
boys and girls in a class :
Boys
Girls
Number
100
50
Mean weight
60 kg
45 kg
Variance
6.
4
(a) Find the standard deviation of the combined data
(b) Which of the two distributions is more variable ?
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