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Posted: **Mon Jul 11, 2022 11:57 am**

: This Applies To Question 20 22 A Social Psychologist Interested In Cultural Differences Compared Women Of Two Ethnic Gr 1 (53.31 KiB) Viewed 67 times

: This Applies To Question 20 22 A Social Psychologist Interested In Cultural Differences Compared Women Of Two Ethnic Gr 2 (51.5 KiB) Viewed 67 times

This applies to question 20-22. A social psychologist interested in cultural differences compared women of two ethnic groups on a Role Approval Index on which high scores indicated high degrees of approval of one's own social role. The results were as follows. Ethnic Group A: Ethnic Group B: N=15 M=55 St=6.5 N=23 M-51 St=4.5 20. If at test for independent means is conducted, how many degrees of freedom will be used to locate the cutoff score in the t table? 21. What is the pooled estimate of the population variance? 22. If the standard deviation of the distribution of the difference between means is 0.76, what is the score? What is your statistical decision (Reject/Do Not Reject)
20. If at test for independent means is conducted, how many degrees of freedom will be used to locate the cutoff score in the t table? 21. What is the pooled estimate of the population variance? 22. If the standard deviation of the distribution of the difference between means is 0.76, what is the t score? What is your statistical decision (Reject/Do Not Reject). Use a significance level of .05 and conduct a two-tail test. Draw out the comparison distribution, provide the t critical value(s), calculate your t score, and provide your statistical decision.