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Each of two comparable classes of 15 students responded to
Chapter 9, Problem 3E(choose chapter or problem)
Each of two comparable classes of 15 students responded to two different methods of instructions, giving the following scores on a standardized test:
Use a chi-square test with \(\alpha=0.05\) to test the equality of the distributions of test scores by dividing the combined sample into three equal parts (low, middle, high).
Equation Transcription:
Text Transcription:
alpha=0.05
Questions & Answers
QUESTION:
Each of two comparable classes of 15 students responded to two different methods of instructions, giving the following scores on a standardized test:
Use a chi-square test with \(\alpha=0.05\) to test the equality of the distributions of test scores by dividing the combined sample into three equal parts (low, middle, high).
Equation Transcription:
Text Transcription:
alpha=0.05
ANSWER:Step 1 of 4
If we use and as dividing mark we note that exactly one-third of the 30 students fall into each of the resulting three sets.
Thus the data can be summarized as follows.