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Determine whether the claim stated below represents the null hypothesis or the alternative hypothesis. If a hypothesis test is performed, how should you interpret a

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? A researcher claims that the standard deviation of the life of a certain type of lawn mower is at most 2.9years.

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