For this you will perform an independent samples t test. A psychologist is interested in examining the effects of time spent outdoors on differences in the wel being of children. Uning a webeing scale that ranges from 1 to 80, with higher values indicating a higher sense of well-being she collects data from two separate groups of children and gthers the folowing informarion Fewer than 12 hours a week More than 12 hours a week outdoon outdoors 10 10 M-70 M-78 55-190 55-170

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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What decision do you make about the null hypothesis?
Fail to reject null hypothesis
O Reject the null hypothesis
What is the calculated estimated Cohen's d?
0 3
1.8
Transcribed Image Text:What decision do you make about the null hypothesis? Fail to reject null hypothesis O Reject the null hypothesis What is the calculated estimated Cohen's d? 0 3 1.8
For this you will perform an independent samples t test.
A psychologist is interested in examining the effects of time spent outdoors on differences in the well-being of children. Using a well-being scale that ranges from 1 to
80, with higher values indicating a higher sense of well-being she collects data from two separate groups of children and gathers the following information
Fewer than 12 hours a week
More than 12 hours a week
outdoors
outdoors
n- 10
n- 10
M-70
M-78
SS - 190
SS- 170
Transcribed Image Text:For this you will perform an independent samples t test. A psychologist is interested in examining the effects of time spent outdoors on differences in the well-being of children. Using a well-being scale that ranges from 1 to 80, with higher values indicating a higher sense of well-being she collects data from two separate groups of children and gathers the following information Fewer than 12 hours a week More than 12 hours a week outdoors outdoors n- 10 n- 10 M-70 M-78 SS - 190 SS- 170
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