Experimental research involves
(a) comparison
(b) control
(c) manipulation
(d) all of the above
(e) none of the above
D
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Why is the mean IQ the same for boys as for girls?
a. In abilities and interests, boys and girls do not differ in any way. b. The tests balanced several types of questions to make the means equal for boys and girls. c. Schools provide extra education to bring boys' scores up to those of girls. d. Schools provide extra education to bring girls' scores up to those of boys.
A patient's medical chart indicates that her physician recommended a trial of donepezil (Aricept). What is the likely diagnosis?
a. Down syndrome b. Alzheimer's disease c. Parkinson's disease d. Huntington's disease
If an employee was to produce a work product of a quality level above the organization's standards, it technically would be called _______
a. an error b. good worker output c. self initiative d. none of these
Which of the following persons are likely to have the highest concordance rate for obesity?
a. DZ twins b. Children and their adoptive parents c. MZ twins reared together d. Siblings that are at least 3 years apart