# Answer to Question #44386 in Statistics and Probability for James

Question #44386

For the confidence interval below, what is the sample mean, ?

18 < u < 24

18 < u < 24

Expert's answer

The sample mean is the average of endpoints of confidence interval, i.e. the sample mean is (18+24)/2=42/2=21.

Answer: 21.

Answer: 21.

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