If the coefficient of determination is .767, what is correlation between the two variables?
a. .246
b. .496
c. .504
d. .876
Ans: d
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In order to apply the law of the single significant independent variable to a study, a researcher should
a. choose a single test for the dependent variable. b. determine which single test is most related to the independent variable by using several tests as possible dependent variable. c. determine which single variable makes the most difference by varying the independent variable in many different ways. d. establish two groups that are as alike as possible, except one is exposed to the independent variable while the other is not.
Which of the following is the most recent era of geologic time?
A. Precambrian B. Paleozoic C. Mesozoic D. Cenozoic
An example of a personal goal would be
A. Search online postings for positions I might be interested in. B. Becoming a better time manager by preparing a daily to-do list. C. Read business magazines to get a better idea of available business careers. D. Study course catalogs to select courses for next semester.
Describe how educational research is scientific.
What will be an ideal response?