The estimated standard error of the mean is always used to predict
a. sample size
b. bias
c. central tendency
d. the variability of the distribution of sample means
d
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An important contribution of the Joint Committee on Testing Practices is
a. identifying specific tests that should be used in specific situations. b. delineating the qualifications of test users. c. establishing requirements for testing reimbursement. d. requesting a moratorium on test development so standards could be developed.
Approximately what percentage of men could be classified as having antisocial personality disorder?
a. Less than 1% b. 1 to 3% c. 3 to 6% d. 5 to 8% e. 7 to 10%
A device that can detect the events to which an operational definition refers is a(n):
A) tool. B) gadget. C) demand characteristic. D) instrument.
Which of the following is true of the effects of marijuana on prenatal development?
A. They are evident at birth. B. They have not been observed in animal studies of marijuana exposure. C. They are too mild to warrant any restrictions on marijuana use by pregnant women. D. They include later deficits in memory and language comprehension.