In a study examining the permanence of academic learning, Bahrick and Hall (1991) tested knowledge of high school algebra for two groups of participants 50 years after they graduated from high school. One group had received additional college math courses and the other group had received no advanced math courses in college. The following table shows data similar to Bahrick and Halls results. Do the data indicate a significant difference between the two groups? Use a two- tailed test with α = .05. Report and interpret r2. No College Math Additional Mathn = 4 n = 8M = 42 M = 50s2 = 33.333 s2 = 20

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Answered: In a study examining the permanence of…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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In a study examining the permanence of academic learning, Bahrick and Hall (1991) tested knowledge of high school algebra for two groups of participants 50 years after they graduated from high school. One group had received additional college math courses and the other group had received no advanced math courses in college. The following table shows data similar to Bahrick and Halls results. Do the data indicate a significant difference between the two groups? Use a two- tailed test with α = .05. Report and interpret r².

No College Math Additional Math

n = 4 n = 8

M = 42 M = 50

s² = 33.333 s² = 20

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