Question *A random sample of size 9 is taken from normal distribution with variance 36, the samplemean is 128. The 99% confidence interval of the population mean is equal to:(124.7,131.3)O (124.08, 131.92)O (122.84 , 133.15)None of these

From the provided information, Sample size (n) = 9 Sample mean (x̅) = 128 Population variance (σ2) =…

Answered: A random sample of size 9 is taken from…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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A random sample of size 9 is taken from normal distribution with variance 36, the sample mean is 128. The 99% confidence interval of the population mean is equal to: O (124.7,131.3) O (124.08, 131.92) O (122.84 , 133.15) None of these