Goodman's and Kruskal's gamma is used when
a. samples sizes are small, and we have collected interval data.
b. sample sizes are small, and we have collected ordinal data.
c. there are a large number of tied ranks in ordinal data.
d. there are a large number of tied ranks, and we have collected nominal data.
(c) there are a large number of tied ranks in ordinal data.
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Blake's research findings on the only child suggest that
A) only children tend to be spoiled, overly dependent and lonely. B) children with siblings were more satisfied with important aspects of their lives, notably jobs and health. C) only children do better than children from any other family size. D) both A and B are true.
Researchers in one study systematically analyzed the contents of the notes of suicide victims to determine recurring themes, such as feelings of despair or failure. They hoped to determine if any patterns could be found that would help in understanding why people might kill themselves. This is an example of: a. explanatory research. b. qualitative research
c. observational research. d. quantitative research.
A major reason peasants in pre-revolutionary France did not rebel was that:
a. they accepted the system of stratification as legitimate b. they knew they had no chance of succeeding c. they were economically well off d. they were too few in number
What is the total sum of squares?
A. The sum of the squared deviations from the mean B. The sum of the squared deviations from the regression line C. The difference between the sum of the squared deviations from the mean and the sum of the squared deviations from the regression line D. The effect of two or more variables on the independent variable