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Test the claim about the difference between two population means 1 and 2 at the level of significance . Assume the samples are random and
Test the claim about the difference between two population means and at the level of significance Assume the samples are random and independent, and the
populations are normally distributed.
Claim: ; Assume
Sample statistics: and
:
:
Find the standardized test statistic t
Round to two decimal places as needed.
Find the Pvalue.
Round to three decimal places as needed.
Decide whether to reject or fail to reject the null hypothesis and interpret the decision in the context of the original claim.
There
enough evidence at the level of significance to reject the claim.
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