tamikeen6493 tamikeen6493

06-06-2023
Mathematics

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Find the standardized test statistic to test the claim that μ1=μ2. Two samples are randomly selected from each population. The sample statistics are given below.
n1=40, n2=35, x1=19, x2=20 ,σ1=2.5, σ2=2.8
A.
2.6
B.
−1.0
C.
−0.8
D.
−1.6

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