Francis Cecil Sumner is best known
a. as a comparative psychologist, who wrote an influential book on animal behavior, titled The Animal Mind.
b. for writing the first American psychology textbook and teaching the first psychology course.
c. as the first President of the American Psychological Association.
d. as the first African-American man to earn a doctoral degree in psychology in 1920 and chair of the Psychology Department at Howard University.
ANSWER: d
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If the results of a study using the chi-square goodness-of-fit test are summarized as ?2 (4, N= 120) = 25.95, p< .05, then you would know that the total number of participants used was and the null hypothesis was _____
a. 121; rejected b. 121; not rejected c. 120; rejected d. 122; rejected
Scales of measurement are important because
a. they influence the kinds of statistical tests we will use in at least a crude way. b. they reflect the kinds of statements we may make about relationships between points on the scale. c. they limit the kinds of conclusions we can draw from a study. d. all of the above