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Compute the pooled sample variance

Given the following information, calculate Sp^2, the pooled sample variance that should be used in the pooled variance t-test.

S1^2=4 , S2^2=6 , n1 = 16 , n2 = 25

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Changping Wang, MA

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Active since 2003

BSc , Wuhan Univ. China
MA, Shandong Univ.

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