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. ![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. -If the standard deviation of the distribution of the difference between means is 0.76,what is the t score? A) (15 - 23) / 0.76 = -10.53 B) (0.76) (15 - 23) = -6.08 C) [(6.5 + 4.5) / 2] [0.76] = 4.18 D) (55 - 51) / 0.76 = 5.26](https://d2lvgg3v3hfg70.cloudfront.net/TB2971/11ec9d1a_2d0e_fc68_874e_69bb909ff728_TB2971_00.jpg)
-If the standard deviation of the distribution of the difference between means is 0.76,what is the t score?
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