With regard to intelligence tests, such as the Wechsler and Binet scales, it can be concluded that
a. these intelligence tests have been found to be fair for all cultures.
b. there are rather large inequities based on age and gender.
c. Eastern cultures, such as China and Japan, score much higher than all Western cultures.
d. these intelligence tests may not be equally valid for all groups.
D
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Mr. Franklin is worried that Brittney engages is less cooperative play than most of her typically developing classmates. However, with a classroom of 24 students, and only one assistant teacher, he worries he won’t be able to collect reliable data. To ease the burden and best ensure reliable data, Mr. Franklin decides to utilize which behavior measurement system?
a. Whole interval recording b. Duralion c. Letency d. Time sampling
Which of the following is true of the effect of caffeine on the nervous system?
A. It causes a drop in heart rate. B. It increases reaction time. C. It increases relaxation. D. It increases attentiveness.
The term _________ is used to describe therapies that involve the administration of drugs
a. toxicology b. pharmacology c. pharmacotherapy d. none of these answers are correct
A researcher wants to know if cholesterol levels are lower in vegetarians or nonvegetarians. Which statistical test would be most appropriate for this data?
A. t test B. chi-square test C. analysis of variance D. Pearson correlation