Table IV

Verification that learning occurred – experimental group (role playing)

Pre-testPost-test
Mean1.9333.397
Variance0.7111.600
Observations3030
Pearson correlation0.167 
Hypothesized mean difference0 
df29 
t Stat−5.732 
P(Tt) one-tail0.000 
t critical one-tail1.699 

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