A confounding variable in an experiment is an uncontrolled variable that:
a. increases the internal validity of the experiment
b. reduces the problem of expectancy effects
c. is produced by random assignment
d. varies systematically with the independent variable
D
You might also like to view...
Acts of terrorism in the 21st century
a. typically lead to traumatic losses b. are often careless in their disregard for human life c. frequently result in sudden death d. all of these e. none of these
The genotype in which two alleles of a gene are different is called ________. The effects on a trait will depend on how the two alleles interact
a. homozygous c. codominance b. heterozygous d. crossed
All of the following are true of anorexia nervosa EXCEPT that
a. the individual weighs less than 85 percent of his or her expected weight. b. there is an intense fear of becoming fat. c. it may, in very serious instances, lead to death. d. its occurrence is equally likely in men and women.
Which of the following components of identity is usually one of the last to be established?
A) Moral B) Gender C) Physical D) Sexual