In 1936,pollsters at the Literary Digest were guilty of ________ when they mistakenly predicted
A presidential victory for Alf Landon over Franklin Roosevelt by polling people whose names
Came from the telephone book and automobile registration records.

A) probability sampling
B) random dialing
C) selection bias
D) push polling

Selection Bias

A distortion of statistical analysis results caused by the method of collecting samples that is not representative of the entire population being studied.

Literary Digest

A general interest magazine in the United States that published from 1890 to 1938, known for its failed prediction of the 1936 presidential election.

Probability Sampling

A method of sampling that utilizes random selection procedures to ensure every member of a population has an equal chance of being included in the sample.