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He decides go through with making his experiment a repeated-measures design. Each of the 20 subjects...

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Basic Math

He decides go through with making his experiment arepeated-measures design. Each of the 20 subjects take part in bothconditions, and he finds a mean of the difference scores is 12(MD = 12) with a standard deviation of the differencescores of8          (SD= 8). Please find the t-critical and the test statistic (assumingalpha = .052 tail). Then describe what the found.

                        tcrit=

                        t-statistic=

                        Conclusion:

Finally, he wants to know the magnitude of the effect of thedrug. Please calculate the Cohen’s d and interpret what itmeans.

                        Cohen’sd =

                        Interpretation:

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