researcher wants to compare the effectiveness of three different teaching methods (A, B, and C) on exam scores. The researcher gathers exam scores from 20 students for each teaching method, and wants to determine if there is a significant difference in the mean exam scores between the three teaching methods. What test can the
researcher wants to compare the effectiveness of three different teaching methods (A, B, and C) on exam scores. The researcher gathers exam scores from 20 students for each teaching method, and wants to determine if there is a significant difference in the mean exam scores between the three teaching methods. What test can the
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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Question
A researcher wants to compare the effectiveness of three different teaching methods (A, B, and C) on exam scores. The researcher gathers exam scores from 20 students for each teaching method, and wants to determine if there is a significant difference in the mean exam scores between the three teaching methods. What test can the researcher use to answer this question?
Expert Solution
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Step 1: Given information:
There are three different teaching methods A, B, and C.
The number of observations of the score of students is 20.
The researcher wants to compare the mean exam scores between A, B and C teaching methods.
The objective is to find the best statistical test that can be used.
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Solved in 3 steps
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