A complete canvass of a population is called a:
a. sample.
b. census.
c. sampling frame.
d. population.
e. directory.
Question 2
Which of the following conclusions to the sentence is INCORRECT? It is often preferable to sample rather than canvass a population because...
a. complete counts of populations of even moderate size are very costly and time consuming.
b. the information will be obsolete by the time the census is complete.
c. in some cases a census is impossible.
d. a sample has less potential for nonsampling error.
e. statistical procedures cannot be used on population data.
Epidemiologists look for the causes of disease, such as toxic waste and industrial pollution, at the
A passenger train crosses Stony Creek Bridge in the Rocky Mountains in 1878. Railroads were importan
Sample Problem from Raven’s Progressive Matrices
Rubella rash in a young child. Rubella is also called 3-day measles or German measles.
Population and Settlement
Here’s how you can demonstrate sampling error