In a set of normally distributed scores, approximately 95% of the population falls within ______.

A. one standard deviation above and below the mean
B. two standard deviations above and below the mean
C. three standard deviations above and below the mean
D. four standard deviations above and below the mean


Ans: B

Psychology

You might also like to view...

Which of the following is a reason for the decline of psychoanalysis?

A. There are too few analysts to meet the needs of the number of patients. B. Drugs are now used to treat problems formerly dealt with in psychoanalysis. C. Freud's notion of transference is no longer highly regarded. D. Psychoanalysis is too short-term to generate enough salary for analysts.

Psychology

Psychologists use the term ____________________ to refer to actions, such as moving about, talking, and gesturing

Fill in the blank(s) with correct word

Psychology

Compare and contrast the trichromatic theory of color and the opponent-process theory of color vision, the evidence supporting each, and why both theories are needed in order to explain color vision

What will be an ideal response?

Psychology

Tomek seems to be gaining muscle and going through puberty at an earlier age than most of the other boys in his sixth-grade class. Based on research examining early maturation, Tomek may be likely to

A) have younger friends. B) feel hostility and distress. C) be dissatisfied with his body. D) have a disadvantage in sports.

Psychology