When subjects in an experiment are chosen so that each has an equal chance of being in either the experimental group or the control group, we say that the subjects have been assigned
a. alternately.
b. hypothetically.
c. randomly.
d. consecutively.
Answer: c. randomly.
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Brain damage is a common side effect of anabolic steroids
a. True b. False Indicate whether the statement is true or false
Cattell argues that the bivariate method, which relies on the manipulation of an independent variable and the assessment of its impact on a dependent measure:
a. studies the "whole organism" b. is the best way of studying behavior c. arbitrarily considers "bits" of human behavior and ignores the total organism d. leads to complex interpretations of the way events operate in reality
Parents seldom spend a lot of time explaining to their children how to ride a bicycle. Instead, they often get a bike with training wheels and let the children learn for themselves how to ride a bike
This is because our understanding about how to ride a bicycle is based on a. automatic thinking, which is difficult to describe to someone else. b. controlled thinking that can only be learned by experience. c. intuition, which is difficult to express in language that a child can understand. d. personal experience that is not likely to be believed by the child.
Cigarette smokers manifest a _____ percent increase in the progression of atherosclerosis when compared with people who have never smoked.
A) 25 B) 50 C) 100 D) 150