5418. x̅=20.11, n=64, σ=6. Given the standard deviation σ=6 of a normally distributed random variable X, sample mean x̅=20.11, sample size n=64. Find confidence intervals for estimating the unknown mathematical expectation a with a given reliability γ=0.95.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
No feedback yet