SCENARIO 9-1
Microsoft Excel was used on a set of data involving the number of defective items found in a random sample of 46 cases of light bulbs produced during a morning shift at a plant.A manager wants to know if the mean number of defective bulbs per case is greater than 20 during the morning shift.She will make her decision using a test with a level of significance of 0.10.The following information was extracted from the Microsoft Excel output for the sample of 46 cases:

-Referring to Scenario 9-1,what critical value should the manager use to determine the rejection region?
A)1.6794
B)1.3011
C)1.3006
D)0.6800

Question

SCENARIO 9-1
Microsoft Excel was used on a set of data involving the number of defective items found in a random sample of 46 cases of light bulbs produced during a morning shift at a plant.A manager wants to know if the mean number of defective bulbs per case is greater than 20 during the morning shift.She will make her decision using a test with a level of significance of 0.10.The following information was extracted from the Microsoft Excel output for the sample of 46 cases:
 
-Referring to Scenario 9-1,what critical value should the manager use to determine the rejection region?
A)1.6794 
B)1.3011 
C)1.3006 
D)0.6800

Quizplus · Accepted Answer

The critical value for a two-tailed test with a significance level of 0.05 and 10 degrees of freedom is 1.3006.

SCENARIO 9-1 Microsoft Excel Was Used on a Set of Data Involving