MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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A study claims that the in-home counseling is equally effective as the out-of-home treatmeht.
The result for samples of treatment of the two groups of 20 adults are shown below. The
outcome variable is level of anxiety after treatment on a scale from 1 to 10.
In- Home
3
4
1
1
1
3.
3
5
1
4
Treatment
4
3
7
7
7
8.
4
Out-of -
7
6.
7
7
5
6.
4
2
Home
4
3
6.
3
8.
7
Treatment
1) Find the standardized t test
2) Find the P-values
3) Decide whether to reject or fail to reject the null hypothesis.
4) Interpret the decision in the context of the original claim.
6
4,
6
6
8.
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Transcribed Image Text:A study claims that the in-home counseling is equally effective as the out-of-home treatmeht. The result for samples of treatment of the two groups of 20 adults are shown below. The outcome variable is level of anxiety after treatment on a scale from 1 to 10. In- Home 3 4 1 1 1 3. 3 5 1 4 Treatment 4 3 7 7 7 8. 4 Out-of - 7 6. 7 7 5 6. 4 2 Home 4 3 6. 3 8. 7 Treatment 1) Find the standardized t test 2) Find the P-values 3) Decide whether to reject or fail to reject the null hypothesis. 4) Interpret the decision in the context of the original claim. 6 4, 6 6 8.
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