(a) Test for the equality of variances of mathematics test results from the students with and without tutoring help at α = 0.1 (b) Test whether there is difference in the mean mathematics test results for the students with and without tutoring help at 2% significance level. (c) Find the 95% confidence interval for the difference between two groups’ average mathematics test results.
(a) Test for the equality of variances of mathematics test results from the students with and without tutoring help at α = 0.1 (b) Test whether there is difference in the mean mathematics test results for the students with and without tutoring help at 2% significance level. (c) Find the 95% confidence interval for the difference between two groups’ average mathematics test results.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 32E
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(a) Test for the equality of variances of mathematics test results from the students with and without tutoring help at α = 0.1
(b) Test whether there is difference in the mean mathematics test results for the students with and without tutoring help at 2% significance level.
(c) Find the 95% confidence interval for the difference between two groups’ average mathematics test results.
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