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Mean scores for each question were compared using t-tests with significance set at the 0.05 level.
Using a single-case research design (Kennedy, 2005), each student's pre- and postconcept assessment responses were matched, and the scores for each question were compared using the normalized change metric (c) (Marx and Cummings, 2007).
Similar(58)
The change in pre- and post-training test scores for the positive, negative, or nondiagnostic exam questions were compared using the Friedman test.
Responses to the survey questions were compared using the Chi-square test.
Questionnaire scores from single questions were compared using the Mann-Whitney U-test.
The mean scores from the knowledge questions were compared using the oneway ANOVA test.
The scores from the four questions were compared using the Wilcoxon signed test.
Pre- and posttest scores for this question-by-question analysis were compared using chi-square goodness-of-fit tests, where expected frequency = the frequency of correct pretest responses, and observed frequency = frequency of correct posttest responses.
The median scores for each of the questions for the two groups were compared using Wilcoxon Signed Rank Sum test.
The responses to categorical questions by group were compared using either a chi-square test or Fisher's exact test for contingency tables with small cell counts.
In order to answer this question, the six behavioral means (BM) were compared using an ANOVA for repeated measures.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com