Which pair of variables should produce a correlation near zero?
a. model year (2003, 2004, etc.) and price for a used Honda
b. driving distance from college and weekly cost of gas for commuters
c. number of hours studying and number of errors on a math exam
d. IQ and weight for a group of third-grade students
d
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In its normal form, part of the gene that controls Huntington's disease repeats its sequence of bases ____
a. under ten times b. between approximately 11-24 times c. at least 36 times d. approximately 75 or 80 times
Programmed instruction is effective because it takes advantage of several important learning principles. Which of the following is NOT one of the learning principles?
a. Learning is self-paced b. Trainees are actively involved in learning c. Information is presented in small units d. Information is presented in large units
Gail conducts an experiment that may produce harmful effects. To protect her subjects, after the experiment has been completed, she thoroughly explains the purpose of the experiment, and helps subjects deal with possible doubts or guilt arising from their behaviors in the experiment. Gail is going through the process of:
a. random selection c. introspection b. statistical procedures d. debriefing
Which theory proposes that we join groups to be able to measure the correctness of our attitudes and beliefs?
a. Maslow's hierarchy of needs c. social comparison theory b. attribution theory d. informational influence theory