You may need to use the appropriate technology to answer this question. The Insure.com website reports that the mean ann

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You May Need To Use The Appropriate Technology To Answer This Question The Insure Com Website Reports That The Mean Ann 1 (44.79 KiB) Viewed 28 times

You may need to use the appropriate technology to answer this question. The Insure.com website reports that the mean annual premium for automobile insurance in the United States was $1,503 in March 2014. Being from Pennsylvania at that time, you believed automobile insurance was cheaper there and decided to develop statistical support for your opinion. A sample of 25 automobile insurance policies from the state of Pennsylvania showed a mean annual premium of $1,435 with a standard deviation of s = $170. (a) Develop a hypothesis test that can be used to determine whether the mean annual premium in Pennsylvania is lower than the national mean annual premium. o Hot 2 1,503 H: 4 1,503 o Hill < 1,503 Hall 1,503 O Ho= 1,503 H: 4 = 1,503 o Holl $ 1,503 Hall> 1,503 OH: > 1,503 Hus 1,503 (b) What is a point estimate in dollars of the difference between the mean annual premium in Pennsylvania and the national mean? (Use the mean annual premium in Pennsylvania minus the national mean.) $ (c) At a = 0.05, test for a significant difference. Find the value of the test statistic. (Round your answer to three decimal places.) Find the p-value. (Round your answer to four decimal places.) p-value = State your conclusion. O Do not reject Ho. We cannot conclude that the population mean automobile premium in Pennsylvania is lower than the national mean. Do not reject Ho. We can conclude that the population mean automobile premium in Pennsylvania is lower than the national mean. Reject Ho. We cannot conclude that the population mean automobile premium in Pennsylvania is lower than the national mean. Reject Ho. We can conclude that the population mean automobile premium in Pennsylvania is lower than the national mean.