The denominator of the Smith and Glass effect size is
a. the standard deviation of the control group.
b. the difference between means.
c. a weighted estimate of the population mean based on the means of both groups.
d. a weighted estimate of the population standard deviation based on the variability within both groups.
A
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A starting point for learning about ecology is:
a. a lecture on plant life. b. an experiment to test the weight of objects. c. getting young children outdoors to touch and experience nature. d. none of the above.
What position do the professional science education organizations take about including reading and writing in science programs?
a. During science classes, students should focus on doing science, and reading and writing should not be included. b. Reading and writing are more important than science and so should be prominent in all science classes. c. Students can learn science without having to read or write, and therefore reading and writing should not be included in the science program. d. Reading and writing should be included in the science program. e. All of the above f. None of the above
Which of the following is not a characteristic of traditional literature?
a. Handed down from generation to generation b. Both universal and ancient c. No identifiable author d. Reflects only the peasant classes
The prevalent view in the early part of the twentieth century of how young children acquire language held that
a. it developed according to an inner time clock. b. was shaped by the environment. c. its onset was biologically determined. d. infants were capable of learning more than one language and, ideally, should be exposed to several languages at a very early age.