Independent Samples t- test Researchers use the independent samples t -test to find out if there is a significant difference between two sets of data. In the behavioral sciences, the data are often two sets of scores on tests or survey items (Sutton, 2021). Reference Sutton, G. W. (2021). Creating surveys: Second Edition: How to create and administer surveys, evaluate workshops & seminars, interpret and present results . Sunflower. Paperback ISBN-13: 9798712780327 AMAZON bookwebsite Significance can mean a lot of different things. In behavioral science, it is common to think of significance as a frequently occurring, and thus reliable, difference. Sometimes the language of statistics can be confusing. The independent sample t -test evaluates the differences between the arithmetic means of the two groups of scores, and assumes the scores are normally distributed . Usually, a difference needs to be at least...
Find tests, questionnaires, examples of charts, and tips on statistics related to psychology, counseling, social work and other behavioral science fields. I may earn from purchases of advertised or linked products. Note: Most tests and questionnaires are for research purposes and not for personal assessment. Readers interested in personal evaluations should consult a psychologist or other qualified provider.