When conducting a meta-analysis, a researcher will typically:
a. identify interval estimates for the population parameters.
b. reject the null hypothesis and conclude there's a significant effect.
c. compare the effect sizes for a set of independent studies on a single topic.
d. use nonparametric statistical techniques.
c
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As shown in the accompanying figure, a curriculum ____ defines what a student is expected to know at certain stages of education
a. endorsement b. program c. benchmark d. standard
A randomly selected sample of a population for study is one in which:
a. each member of the population has an equal chance of being selected. b. participants are randomly assigned to the experimental or the control group. c. the members are put in a random order, and the researcher picks every third person. d. there is no method for selecting children for a study.
If the F ratio is < 1.00,
a. MSBG < MSWG. b. MSBG > MSWG. c. the treatment must have had a significant effect. d. there was no variability between groups. e. Actually, the F ratio can never be less than 1.00.
The standard error of estimate measures variability of
a. predicted scores about the mean. b. predicted scores about the regression line. c. actual score about the mean. d. actual scores about the regression line. e. predicted scores about the actual scores.