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A team of statistics education researchers want to know if students perceived knowledge of introductory statistics differ at the beginning and end of a research
A team of statistics education researchers want to know if students perceived knowledge of introductory statistics differ at the beginning and end of a research study.
They obtain a sample of 46 students. At the beginning and end of the study they ask students to rate their perceived knowledge of statistics on a scale of 1 to 9. The average difference from beginning to end is 0.522 points with a standard deviation of 1.859 points.
What is the value of the t test statistic?
A)
1.904
B)
0.281
C)
2.021
D)
0.274Step by Step Solution
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