Answer the following statement(s) true (T) or false (F)

NPI-16 scores were obtained for a random sample of 16 male psychology students before and after they watched a 2-hour documentary on the life of Donald J. Trump. The mean difference score was mD = mB – mA = 2, with a variance of 2. Therefore, watching the documentary increased the participants’ NPI-16 scores.


Ans: F

Psychology

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