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    Exam 10: Statistical Inferences for Means and Proportions
  5. Question
    Calculate the T Statistic for Testing Equality of Means Where
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Calculate the T Statistic for Testing Equality of Means Where

Question 58

Question 58

Essay

Calculate the t statistic for testing equality of means where
Calculate the t statistic for testing equality of means where   = 8.2,   = 11.3,s<sub>1</sub><sup>2</sup> = 5.4,s<sub>2</sub><sup>2</sup> = 5.2,n<sub>1</sub> = 6,and n<sub>2</sub> = 7.(Assume equal population variances. )= 8.2,
Calculate the t statistic for testing equality of means where   = 8.2,   = 11.3,s<sub>1</sub><sup>2</sup> = 5.4,s<sub>2</sub><sup>2</sup> = 5.2,n<sub>1</sub> = 6,and n<sub>2</sub> = 7.(Assume equal population variances. )= 11.3,s12 = 5.4,s22 = 5.2,n1 = 6,and n2 = 7.(Assume equal population variances. )

Correct Answer:

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−2.42
s2 = [(6 − 1)(5.4)+ (7 − ...

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