A tornado recently swept through central Oklahoma, causing millions of dollars of damage. Because of the severity of the storm and the type of residential construction used in this part of the country, there was some concern that the average claim size would be greater than the historical average for storm damage claims ($23,000) in Oklahoma. Several insurance companies collaborated in a study that was aimed at assessing whether claims related to this tornado exceed the historical average. The insurance companies randomly selected 34 homes and sent adjustors to settle the claims. In the sample of 34 homes, the average claim was $23.750 with a standard deviation of $2,400. Which of the following critical values would you use to test the correct hypothesis at the .01 level of significance? OaZ -2.33 Ob.T= -2.44 Oc2=+2:33 d. T +2.44

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QUESTION 8
A tornado recently swept through central Oklahoma, causing millions of dollars of damage. Because of the severity of the storm and the type of
residential construction used in this part of the country, there was some concern that the average claim size would be greater than the historical
average for storm damage claims ($23.000) in Oklahoma. Several Insurance companies collaborated in a study that was aimed at assessing whether
claims related to this tornado exceed the historical average. The insurance companies randomly selected 34 homes and sent adjustors to settle the
claims. In the sample of 34 homes, the average claim was $23.750 with a standard deviation of $2,400. Which of the following critical values would
you use to test the correct hypothesis at the .01 level of significance?
OaZ=-2.33
ObT=2.44
Oc2=+233
d. T=+2.44
Transcribed Image Text:QUESTION 8 A tornado recently swept through central Oklahoma, causing millions of dollars of damage. Because of the severity of the storm and the type of residential construction used in this part of the country, there was some concern that the average claim size would be greater than the historical average for storm damage claims ($23.000) in Oklahoma. Several Insurance companies collaborated in a study that was aimed at assessing whether claims related to this tornado exceed the historical average. The insurance companies randomly selected 34 homes and sent adjustors to settle the claims. In the sample of 34 homes, the average claim was $23.750 with a standard deviation of $2,400. Which of the following critical values would you use to test the correct hypothesis at the .01 level of significance? OaZ=-2.33 ObT=2.44 Oc2=+233 d. T=+2.44
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