Professor Adams is constructing a demographic questionnaire for use in a research project. One question asks students to report whether they are currently living in an “urban”, “suburban”, or “rural” setting. This is an example of a/an:
A. nominal scale
B. ordinal scale
C. interval scale
D. ration scale
Which of the following represents a null hypothesis?
A. Class A high school basketball teams who employ a sports psychologist will have a higher proportion of wins over the course of the season than comparable teams who do not employ a sports psychologist.
B. There will be no difference in rate of skill improvement between college gymnasts who practice meditation and those who do not.
C. Does incorporating relaxation exercises into the daily practice routine of college vocal majors enhance their performance confidence?
D. None of the above
Which of the following represents a research hypothesis?
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