Which of the following is NOT a measure of variability?

a. the density
b. the range
c. the standard deviation
d. the interquartile range


A

Psychology

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According to the cultural display rules, _____ refers to showing an emotion when a person really doesn't feel it

a) neutralization b) amplification c) simulation d) masking

Psychology

Dr. Johnston has calculated a correlation between the number of cigarettes smoked per week and the age of his patients at the point of their first heart attack as r = –0.92 . Dr. Johnston and his associates claim there apparently is no relationship between smoking and heart attacks. What error has Dr. Johnson made? a. No error has been made; an r = –0.92 is so close to 0 that there is no

relationship. b. A correlation coefficient this close to –1 means there probably is a relationship, but we probably should do asignificance test just to be sure. c. Not everyone who smokes has a heart attack. d. Dr. Johnston should know there are numerous factors involved when a person has a heart attack.

Psychology

Describe the structure of the blood-brain barrier and explain why it is important.

What will be an ideal response?

Psychology

On the basis of her work in anthropology, Margaret Mead wrote that she knew of

a. no people who did not have rituals by which to deal with death b. some people who did not have rituals by which to deal with death c. many people who did not have rituals by which to deal with death d. many strange people e. many strange anthropologists

Psychology