A researcher is interested in comparing the effectiveness of three different teaching methods (A, B, and C) on student exam scores. They randomly assign 30 students to each group and collect the exam scores at the end of the course. How would the researcher use the Friedman test to determine if there is a significant difference between the three methods?
A researcher is interested in comparing the effectiveness of three different teaching methods (A, B, and C) on student exam scores. They randomly assign 30 students to each group and collect the exam scores at the end of the course. How would the researcher use the Friedman test to determine if there is a significant difference between the three methods?
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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A researcher is interested in comparing the effectiveness of three different teaching methods (A, B, and C) on student exam scores. They randomly assign 30 students to each group and collect the exam scores at the end of the course. How would the researcher use the Friedman test to determine if there is a significant difference between the three methods?
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Step 1
The Friedman test is a non-parametric statistical test that can be used to determine if there is a significant difference between the ranks of more than two dependent groups.
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