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) What is the appropriate statistic?
---Select--- na Correlation Slope Chi-Square
Compute the statistic selected in a):
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.
1)There is a significant positive relationship between depression and using Facebook.
2)There is a significant negative relationship between depression and using Facebook.
3)There is no significant relationship between depression and using Facebook.
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