Norms for a new test of mental ability were obtained from a large sample of the general population. The mean of the test was set to 100 and the standard deviation was 15. Approximately what percentage of the population would fall within the range bounded by scores of 85 and 115?
a. 20 percent
b. 68 percent
c. 2 percent
d. 98 percent
Question 2
In Gestalt psychology, learning, especially problem solving, is accomplished primarily by _____.
A) repetition
B) insight
C) continuous practice
D) mechanical reinforcement
Anatomy of the Lotka-Volterra equations for predator-prey population growth.
Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry.
Oil Refineries Are Large and Complex Facilities
Population Density
Human population growth, 1700 - present
Distribution Patterns and Population Size Estimates (Bio 30)