Null and the alternative hypotheses
A recent study by allstate insurance co finds that 82% of teenagers have used cell phones while driving.
a) State the null and the alternative hypotheses to test the polivy analysts objective
b) At r=0.05 has the law been effective?
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A recent study by allstate insurance co finds that 82% of teenagers have used cell phones while driving. State the null and the alternative hypotheses to test the polivy analysts objective
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