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    Statistics for Management
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    Exam 13: Inference About Comparing Two Populations
  5. Question
    When the Population Variances Are Unequal, We Estimate Each Population
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When the Population Variances Are Unequal, We Estimate Each Population

Question 94

Question 94

True/False

When the population variances are unequal, we estimate each population variance with its sample variance.Hence, the unequal-variances test statistic of When the population variances are unequal, we estimate each population variance with its sample variance.Hence, the unequal-variances test statistic of   is approximately Student t-distributed with n<sub>1</sub> + n<sub>2</sub> -2 degrees of freedom. is approximately Student t-distributed with n1 + n2 -2 degrees of freedom.

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