Math Problem Statement

Construct the confidence interval for the population variance for the given values. Round your answers to one decimal place.

n=11 , s2=48.7 , and c=0.95

Solution

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Math Problem Analysis

Mathematical Concepts

Statistics
Confidence Intervals
Chi-Square Distribution
Population Variance

Formulas

Confidence Interval for Population Variance: ( (n-1)s^2 / χ²_α/2 , (n-1)s^2 / χ²_(1-α/2) )

Theorems

Chi-Square Distribution Theorem

Suitable Grade Level

Undergraduate (Statistics Level)