stats question

timer Asked: Aug 10th, 2013

Question description

mean # of miles driven annually is 12,200

a random sample of 135 drivers were selected

mean # of miles driven by these drivers is 12, 895

assuming  the population standard diviation is 3800 miles, test agents claim @ 1% level of signifigance.

i need to do the following

.. state  null hypothesis and alternate hypothesis

... determine the p value

... make a dicision regarding the hypothesis based on the p value and level of signifigance

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