A CI is desired for the true average stray-load loss ? (watts) for a certain type of induction motor when the line current is held at 10 amps for a speed of 1500 rpm. Assume that stray load loss is normally distributed with ? = 3.0. a. Compute a 95% CI for ? when n = 100 and ?̅= 58.3. b. Compute a 99% CI for μ when n = 100 and ?̅= 58.3 .

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.