Elementary School Teachers Salaries A researcher claims
Chapter 9, Problem 18(choose chapter or problem)
Elementary School Teachers Salaries A researcher claims that the variation in the salaries of elementary school teachers is greater than the variation in the salaries of secondary school teachers. A sample of the salaries of 30 elementary school teachers has a variance of $8324, and a sample of the salaries of 30 secondary school teachers has a variance of $2862. At a _ 0.05, can the researcher conclude that the variation in the elementary school teachers salaries is greater than the variation in the secondary school teachers salaries? Use the P-value method.
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