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The claim is a mean is 103 and you want to prove it is less. Test the hypothesis using a 0.05 alpha. Your sample of

The claim is a mean is 103 and you want to prove it is less. Test the hypothesis using a 0.05 alpha.

Your sample of 24 had a mean of 99.91 and standard deviation of 18.54.

Please format to 4 decimal places.

Number of Tails:

Test Statistic:

Critical t in the Decision Rule:

Both + and

Reject or Not:

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