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Based on t-test info below: (a) did the satisfaction of MBA students went up or down after the marketing campaign? (b) Was the change in

Based on t-test info below:

(a) did the satisfaction of MBA students went up or down after the marketing campaign?

(b) Was the change in satisfaction statistically significant? how do you know?

image text in transcribed
A B C D Student E Satisfaction_Before Satisfaction_After F G N 1 18.0 22.0 21.0 t-Test: Paired Two Sample for Means 25.0 16.0 17.0 5 22.0 24.0 Mean Satisfaction_Beforatisfaction_After 19.0 16.0 18.4 W 24.0 Variance 20.45 29.0 9.936842105 CO 17.0 Observations 16.47105263 20.0 20 9 20 8 21.0 Pearson Correlation 10 23.0 0.71747704 LO 23.0 Hypothesized Mean Difference 19.0 0 11 10 df 18.0 20.0 19 12 11 t Stat 14.0 15.0 -3.231252666 13 12 16.0 P(T

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