Conceptually, the standard deviation for a distribution can be thought of as:
A) the center of the distribution.
B) the average frequency for each category.
C) the average distance from the mean.
D) the distance between the highest and lowest value.
Answer: C
Rationale: The standard deviation is a measure of variability around the mean. It can be thought of as an estimate of the average distance from the mean.
You might also like to view...
Brett thinks that women are great elementary school teachers, but doesn't think they should be principals. This is an example of hostile sexism.
Answer the following statement true (T) or false (F)
Skinner was content to manipulate environmental events (such as reinforcement contingencies) and note the effects of these manipulations on behavior.What is this called?
a. ?functional behaviorism b. ?radical behaviorism c. ?descriptive behaviorism d. ?logical behaviorism
After examining the evidence regarding cardiovascular disease and gender, Bjorklund concluded that _______
a. the first symptoms of a heart attack for men are usually fatigue and nausea. b. the symptoms of a heart attack for women are often the same as those of men. c. the majority of females who die suddenly of cardiovascular disease have had previous symptoms, especially crushing chest pain. d. heart attacks are just as dangerous for women as for men.
Enter the letter for the description of attention next to its corresponding definition below.
A. attention excludes irrelevant stimuli to allow one to focus on the relevant aspects of the environment B. attention binds aspects of a scene together to identify objects C. attention is the focus of consciousness and can be moved around in the environment D. attention reduces the strength of irrelevant stimuli in the environment