Determine whether the claim stated below represents the null hypothesis or the alternative hypothesis. If a hypothesis test isperformed, how should you interpret a decision that(a) rejects the null hypothesis or(b) fails to reject the nullhypothesis?

An automotive manufacturer claims that the standard deviation for the gas mileage of one of the vehicles it manufactures is morethan 2.4 miles per gallon.

Does the claim represent the null hypothesis or the alternativehypothesis?

Since the claim (contain, or does not contain)

a statement ofequality, it represents the (alternative or null)

hypothesis.

(a) How should you interpret a decision that rejects the nullhypothesis?

There is (enough, Or not enough)

evidence to (not reject or support)

the claim that the standard deviation for the gas mileage of one of the vehicles it manufactures is morethan 2.4 miles per gallon.

(b) How should you interpret a decision that fails to reject the nullhypothesis?

There is (enough, Or not enough)

evidence to (not reject or support)

the claim that the standard deviation for the gas mileage of one of the vehicles it manufactures is morethan 2.4 miles per gallon.