Whenever a sample is selected and measured, one must assume that the sample mean
a. will probably differ from the population mean
b. will probably be identical with the population mean
c. will over-estimate the population mean
d. will under-estimate the population mean
a
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Behavior modification to reduce self-injurious behaviors has been most successful in programs that rely on the use of
a. extinction. b. punishment. c. response cost. d. positive reinforcement.
When actual blood-group testing was conducted, there was no significant correlation found between ethnic ancestry and IQ scores because
a. blood type is not genetically-determined. b. culture-fair tests were not utilized. c. obvious external markers, like skin color, have little to do with underlying genetic differences. d. of all of these.
When performing a job analysis, psychologists typically interview all of the following EXCEPT
A) subject-matter experts. B) incumbents. C) potential candidates. D) supervisors.
Authoritarian parents require obedience and use punishment when children do not follow the rules
A. True B. False