Question
In: Statistics and Probability
A social psychologist hypothesizes that more Facebook use is related to less depression. The psychologist collects...
A social psychologist hypothesizes that more Facebook use is
related to less depression. The psychologist collects hours on
Facebook and depression score data from a sample of clinically
depressed patients. What can be concluded with an α of
0.01?
| depression | |
| 3 4 5 4 3 4 2 3 |
0 7 9 6 1 4 2 5 |
a): Compute the correlation statistic
b) Obtain/compute the appropriate values to make a
decision about H0.
(Hint: Make sure to write down the null and alternative hypotheses
to help solve the problem.)
critical value = ; test statistic =
Decision: ---Select--- Reject H0 Fail to reject H0
c) Compute the corresponding effect size(s) and
indicate magnitude(s).
If not appropriate, input and/or select "na" below.
effect size = ; ---Select--- na trivial
effect small effect medium effect large effect
d) Make an interpretation based on the
results.
There is a significant positive relationship between depression and using Facebook.
There is a significant negative relationship between depression and using Facebook.
There is no significant relationship between depression and using Facebook.
Solutions
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orchestra answered 1 year agoRelated Solutions
A social psychologist hypothesizes that more Facebook use is related to less depression. The psychologist collects...
A social psychologist hypothesizes that more Facebook use is
related to less depression. The psychologist collects hours on
Facebook and depression score data from a sample of clinically
depressed patients. What can be concluded with an α of
0.01?
Facebook
depression
3
4
5
4
3
4
2
3
0
7
9
6
1
4
2
5
a) Compute the correlation statistic.
b) Obtain/compute the appropriate values to make a
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(Hint: Make sure to write down the...
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id
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2
6
8
12
3
4
11
19
5
6
76.1
44.9
64.8
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22
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27
26
28
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28
29
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30
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27
30
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29
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22
24
27
26
28
27
28
29
30
30
21
27
26
28
29
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A social psychologist is interested in how optimism is related to life satisfaction. A sample of...
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past
present
future
22
24
27
26
28
27
28
29
30
30
24
27
30
28
29
Compute the corresponding effect size(s) and indicate...
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