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    Business Statistics in Practice Study Set 2
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    Exam 10: Statistical Inferences Based on Two Samples
  5. Question
    When Testing H<sub>0</sub>\(\mu\) <Sub>1</sub> -\(\mu\) <Sub>2</sub> = 2,H<sub>A</sub>\(\mu\) <Sub>1</sub> -\(\mu\)
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When Testing H0 μ\muμ 1 - μ\muμ 2 = 2,HA μ\muμ 1 - μ\muμ

Question 62

Question 62

Multiple Choice

When testing H0: μ\muμ 1 - μ\muμ 2 = 2,HA: μ\muμ 1 - μ\muμ 2 > 2,where  When testing H<sub>0</sub>:  \mu <sub>1</sub> -  \mu <sub>2</sub> = 2,H<sub>A</sub>:  \mu <sub>1</sub> -  \mu <sub>2</sub> > 2,where   <sub>1</sub> = 522,   <sub>2</sub> = 516,  \sigma <sub>1</sub><sup>2</sup> = 28,  \sigma <sub>2</sub><sup>2</sup> = 24,n<sub>1</sub>= 40,n<sub>2</sub> = 30,at  \alpha  = .01,what is the test statistic? A) 4.91 B) 2.33 C) 3.27 D) 2.67 1 = 522,  When testing H<sub>0</sub>:  \mu <sub>1</sub> -  \mu <sub>2</sub> = 2,H<sub>A</sub>:  \mu <sub>1</sub> -  \mu <sub>2</sub> > 2,where   <sub>1</sub> = 522,   <sub>2</sub> = 516,  \sigma <sub>1</sub><sup>2</sup> = 28,  \sigma <sub>2</sub><sup>2</sup> = 24,n<sub>1</sub>= 40,n<sub>2</sub> = 30,at  \alpha  = .01,what is the test statistic? A) 4.91 B) 2.33 C) 3.27 D) 2.67 2 = 516, σ\sigmaσ 12 = 28, σ\sigmaσ 22 = 24,n1= 40,n2 = 30,at α\alphaα = .01,what is the test statistic?


A) 4.91
B) 2.33
C) 3.27
D) 2.67

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