Question: atch the case number with the correct test statistic formula. Drag and drop application. Case 1: Known 12 and 22 Case 1: Known 12 and

atch the case number with the correct test statistic formula. Drag and drop application. Case 1: Known 12 and 22 Case 1: Known 12 and 22 drop zone empty. Case 2: 12 = 22 but unknown Case 2: 12 = 22 but unknown drop zone empty. Case 3: 12 22 and unknown Case 3: 12 22 and unknown drop zone empty. t = (x1x2)(12)sp2n1+sp2n2 t = (x1x2)(12)s12n1+s22n2 z = (x1x2)(12)12n1+22n2

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