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Given the following information for two independent samples, calculate the value of the test statistic for the pooled t-test. begin mathsize 12px style x with

Given the following information for two independent samples, calculate the value of the test statistic for the pooled t-test. begin mathsize 12px style x with bar on top subscript 1 space equals space 42 end style; n1 = 25; begin mathsize 12px style x with bar on top subscript 2 space equals space 37 end style; n2 = 15; sp = 7

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