You hypothesize that younger adults are more stressed than all other age groups. You compare stress levels between three groups: Young adults, middle aged adults, and older adults. You collect data in 30 individuals and your data is as follows: Young Adults 100 50 84 70 Middle Aged Adults 100 95 95 80 Older Adults 50 56 55 85

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 42PFA
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QUESTION 18
You hypothesize that younger adults are more stressed than all other age groups. You compare stress levels
between three groups: Young adults, middle aged adults, and older adults. You collect data in 30 individuals and
your data is as follows:
Young Adults
100
50
84
70
75
85
62
30
100
100
Middle Aged Adults
100
95
95
80
75
60
55
100
64
78
Older Adults
50
56
55
85
35
60
30
25
75
60
The between group sum of squares for this sample is 4206.07. The within group sum of squares for this sample is 10720.9. What is
the f-ratio for this data set? Round to the tenths place.
Transcribed Image Text:QUESTION 18 You hypothesize that younger adults are more stressed than all other age groups. You compare stress levels between three groups: Young adults, middle aged adults, and older adults. You collect data in 30 individuals and your data is as follows: Young Adults 100 50 84 70 75 85 62 30 100 100 Middle Aged Adults 100 95 95 80 75 60 55 100 64 78 Older Adults 50 56 55 85 35 60 30 25 75 60 The between group sum of squares for this sample is 4206.07. The within group sum of squares for this sample is 10720.9. What is the f-ratio for this data set? Round to the tenths place.
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