In an experiment, the purpose for manipulating the independent variable is to help ____
a. establish the direction of the relationship by showing that the dependent variable changes when you manipulate the independent variable
b. eliminate the third variable problem because you decide when to manipulate rather than waiting for the variable to change
c. establish the direction of the relationship and help eliminate the third variable problem
d. ensure that any effects of selection bias or other randomization failures are minimized
c
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Madison's is taking a freshman seminar at her university. In that class, the teacher works with students to help them identify the criteria they use to make decisions, and points out how some of the criteria might not produce the desired outcomes. The teacher is probably trying to ____
a. develop a script b. prime the students for success c. promote heuristic processing d. debias the students' thinking
When you observe one of your teachers demonstrate a skill, the teacher is a _____ model
a. symbolic b. covert c. live d. self-model
The Hawthorne effect is an example of
a. experimenter effects. b. demand characteristics. c. experimenter bias. d. ceiling effects.
The inner core of the adrenal glands that secretes epinephrine and norepinephrine is called the adrenal
a. medulla. b. cortex. c. nucleus. d. ventricle.