The histogram displays hours of sleep per day for a random sample of 200 subjects estimate mean hours of sleep standard deviation hours of sleep and coefficient of variation
The histogram displays hours of sleep per day for a random sample of 200 subjects estimate mean hours of sleep standard deviation hours of sleep and coefficient of variation
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.CT: Chapter Test
Problem 9CT: Find three arithmetic means between 4 and 24.
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Question
The histogram displays hours of sleep per day for a random sample of 200 subjects estimate mean hours of sleep standard deviation hours of sleep and coefficient of variation
Transcribed Image Text:90
90
80
70
64
60
50
40
30
22
20
14
10
3.5
4.5
5.5
6.5
7.5
8.5
9.5
10.5
Hours of sleep
kouenbes
Expert Solution
Step 1
Given that
The histogram displays hours of sleep per day for a random sample of 200 subjects
From histogram
| Mid value=X | Frequency=f |
| 3.5 | 2 |
| 4.5 | 2 |
| 5.5 | 4 |
| 6.5 | 22 |
| 7.5 | 64 |
| 8.5 | 90 |
| 9.5 | 14 |
| 10.5 | 2 |
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