Mothers and Fathers differ in the ways they play with children in that
A. Fathers are more physical, mothers are more verbal
B. Fathers are more instructional, mothers are more noisy
C. Fathers spend more time with infants
D. A and B
A
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A researcher is exploring possible reasons for some children being put into gifted programs and other children not being entered into gifted programs. This study is ex post facto because the
a. subjects are already known to differ on the dependent variable. b. subjects are already known to differ on the independent variable. c. a and b. d. None of these are true.
Researchers have found that between-class ability grouping
a. lowers the achievement of low-ability students, and has little to no benefit for average- and above-average- ability students. b. produces moderate learning gains for all students. c. produces moderate learning gains for low- and average-ability students, but has no impact on the performance of high-ability students. d. produces strong learning gains for all students.
Which is most related to the internal validity of the study?
a. Methods b. Instrumentation c. Review of the literature d. Sampling e. Statement of the problem
Which of the following pronouns are just beginning to be acquired by kindergartners?
A) I, you, they B) me, him, them C) myself, himself, themselves D) I, you, me