Exposure to cigarette smoke, lead, and alcohol are which of the following environmental causes/factors of ADHD?
A. Prenatal
B. Perinatal
C. Genetic
D. Biological
A
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A ____ network refers to a web of labeled relations among interconnected elements
a. frame b. script c. semantic d. nodal
Being able to pick up the third object from a series:
a. demonstrates good listening skills. b. is an example of the ordinal number understanding. c. is an example of numerical understanding of a series. d. demonstrates rational counting.
Which is an example of a loaded word?
a. studious b. Family c. multicultural d. lazy
A researcher is interested in doing a study comparing the effectiveness of two different approaches to teaching spelling. One approach is phonics-based, and the other is not. She randomly assigns 30 first grade children to the phonics-based approach and 30 children to the other approach. Her dependent variable is the number of words the children spell correctly on a 100-word spelling test. In order to compare the groups, what inferential test should she use?
a. Chi-square test for contingency tables b. Partial correlation coefficient c. t test for independent groups d. Post hoc analysis of variance