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Mathematics, 13.11.2019 22:31 Bunnybear8099
The mean annual premium for automobile insurance in the united states is $1503 (insure website, march 6, 2014). being from pennsylvania, you believe automobile insurance is cheaper there and wish 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 $1440 with a standard deviation of s = $165. if required, enter negative values as negative numbers.
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.
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