The US Department of Energy reported that 45% of homes were heated by natural ga
ID: 3058835 • Letter: T
Question
The US Department of Energy reported that 45% of homes were heated by natural gas. A random sample of309 homes in Oregon found that 174 were heated by natural gas. Test the claim that proportion of homes in Oregon that were heated by natural gas is different than what was reported. Use a 1% significance level. Give answer to at least 4 decimal places. What are the correct hypotheses? (Select the correct symbols and use decimal values not percentages.) 0.45 H:p Based on the hypotheses, find the following: Test Statistic1.6185 p-value0.1056 Based on the above we choose to Fail to reject the null hypothesis The correct summary would be:Theis not enough evidence to support the claimthat the proportion of homes in Oregon that were heated by natural gas 0.45 is different than what the DOE reported value of 45%.Explanation / Answer
The US Department of Energy reported that 45% of homes were heated by natural gas. A random sample of309 homes in Oregon found that 174 were heated by natural gas. Test the claim that proportion of homes in Oregon that were heated by natural gas is different than what was reported. Use a 1% significance level. Give answer to at least 4 decimal places. What are the correct hypotheses? (Select the correct symbols and use decimal values not percentages.) 0.45 H:p Based on the hypotheses, find the following: Test Statistic1.6185 p-value0.1056 Based on the above we choose to Fail to reject the null hypothesis The correct summary would be:Theis not enough evidence to support the claimthat the proportion of homes in Oregon that were heated by natural gas 0.45 is different than what the DOE reported value of 45%.
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