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The annual mean vehicle miles of travel per household

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You believe the annual mean vehicle miles of travel per household is greater than 22,000 miles. You do some research and find that a random sample of 36 US household has a mean annual VMT of 22,200 miles with a standard deviation of 775 miles. You conduct a statistical experiment where null hypothesis is less than and equal to 22,000 and alternative hypothesis is greater than 22,000. At level significance 0.05, explain why you cannot reject null hypothesis.

Reference no: EM13548038

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