CNNBC recently reported that the mean annual cost of auto insurance is 1018 dollars. Assume the standard deviation is 29

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answerhappygod
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CNNBC recently reported that the mean annual cost of auto insurance is 1018 dollars. Assume the standard deviation is 29

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CNNBC recently reported that the mean annual cost of autoinsurance is 1018 dollars. Assume the standard deviation is 290dollars, and the cost is normally distributed. You take a simplerandom sample of 18 auto insurance policies. Roundyour answers to 4 decimal places.
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