It would be possible to calculate a one-way chi-square test on the data in column 1 of Exercise 19.12. What hypothesis would you be testing if you did that? How would that hypothesis differ from the one you tested in Exercise 19.12?
Answer to relevant QuestionsIn a study of eating disorders in female adolescents, Gross (1985) asked each of her participants whether they would prefer to gain weight, lose weight, or maintain their current weight. (Note: Only 12% of the girls in ...Let’s see how students and faculty compare on a basic statistical question. Zuckerman, Hodgins, Zuckerman, and Rosenthal (1993) surveyed 550 people and asked a number of questions on statistical issues. In one question a ...I have a theory that if you ask participants to sort one-sentence characteristics of people (e.g., “I eat too fast”) into five piles ranging from not at all like me to very much like me, the percentage of items placed in ...What is the difference between the null hypothesis tested by the Mann–Whitney test and the corresponding t test? The history of statistical hypothesis testing really began with a tea-tasting experiment (Fisher, 1935), so it seems fitting for this chapter to end with one. The owner of a small tearoom doesn’t think people really can ...
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