CJ 280 Pop Quiz #2

Variation in one variable is related to variation in another variable is known as

Sampling methods in which we don't have a list of all population are known as ______ sampling methods.

___________ is a relationship between two variables that is not due to variation in a third variable.

Simple random sampling requires a procedure that generates numbers or identifies cases strictly on the basis of chance.

Correlation is the same as causation