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In a left-ailed test comparing two means with variances

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Reference no: EM13644521

In a left-ailed test comparing two means with variances unknown but assumed to be equal, the sample sizes were n1 = 8 and n2 = 12. At α = .05, the critical value would be:

-1.960

-2.101

-1.734

-1.645

Reference no: EM13644521

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