What proportion of a normal distribution is located between the mean and z = 1.40?
A) ?0.9192
B) ?0.0808
C) ?0.4192
D) ?0.8384
C
You might also like to view...
What does an aptitude test measure?
a. Reading ability b. Mathematical ability c. Fluid intelligence d. Crystallized intelligence
Biological or psychological diatheses do not guarantee one will develop disorders like alcoholism or depression. A diathesis is a(n)
a. vulnerability. b. disposition. c. stressor. d. impulse.
On an intelligence test, a five-year-old child is able to answer the questions that the average four-year-old can answer, but is not able to answer the five-year-old questions. The child's IQ would be:
A. 220 B. 100 C. 90 D. 80
A researcher wants to assess the effects of varying amounts of alcohol on ratings of perception of friendliness. Three groups of people are given either one, two, or three beers to drink. Three more groups of people are given either one, two, or three non-alcoholic beers to drink. Then, all participants are shown a series of pictures of people's faces and are asked to rank the perceived
friendliness of each face on a scale from 1 to 10. In this experiment, the independent variable is: A) the number of groups. B) the amount of alcohol consumed. C) the pictures of faces. D) ratings of perceived friendliness.