Math Problem Statement
provide test statistic and p value
Solution
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Math Problem Analysis
Mathematical Concepts
Hypothesis Testing
Chi-Square Test
Standard Deviation
Variance
Normal Distribution
Formulas
Chi-Square Test Statistic: χ² = (n - 1) * s² / σ₀²
Sample Variance Formula: s² = Σ(xᵢ - x̄)² / (n - 1)
Hypothesized Population Variance: σ₀² = (1.4)²
Theorems
Chi-Square Test for Variance
Hypothesis Testing for Population Standard Deviation
Suitable Grade Level
College-Level Statistics
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