Suppose staff members at the U.S. Department of Education conducted a study to determine whether there is a difference in the variation in teacher salaries between Oregon and Nebraska. The sample data are in the file called Teacher Salaries. Perform the appropriate statistical test using a significance level of 0.05.

Business Statistics A Decision Making Approach

10th edition

Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry

ISBN: 978-0134496498

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