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Determine whether the claim stated below represents the null hypothesis or the a

ID: 3222685 • Letter: D

Question

Determine whether the claim stated below represents the null hypothesis or the alternative hypothesis. If a hypothesis test is performed how should you a decision that (a) rejects the null hypothesis or (b) fails to reject the null hypothesis? A researcher claims that the standard deviation of the life of a certain type of lawn mower is at latest 2.7 year Does the claim represent the null hypothesis or the alternative hypothesis? Since the claim a statement of equality, it represents the hypothesis (a) How should you interpret a decision that rejects the null hypothesis? There is evidence to the claim that the standard deviation of the life of a certain type of lawn mower a at last 2.7 years (b) How should you interpret a decision that tails to reject the null hypothesis? There is evidence to the claim that the standard deviation of the life of a certain type of lawn mower is it least 2.7 years

Explanation / Answer

The atleast keyword suggests that the the given claim is a null hypothesis.

No alternate hypotheis comes with an equal to sign.

a. there is no evidence to prove the claim...

b. there is sufficient evidence to prove the claim...

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