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Formulas you may need Independent Samples t-test: Related Samples z-test: s2p = (SS1 + SS2)/ (df, + dfz) D SM1-M2V 52p1 + 52p2 t= df

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Formulas you may need Independent Samples t-test: Related Samples z-test: s2p = (SS1 + SS2)/ (df, + dfz) D SM1-M2"V 52p1 + 52p2 t= df = n -1 t = ( X 1 - X2) SM1-MV12 df =(n1 -1) + (n2- 1) What is the pooled variance (s2p)? The SS for the maze-bright rats was 4.0. The SS for the maze-dull rats was 6.8

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