A Sample Is Best Defined as ______

question 8

Multiple Choice

A sample is best defined as ______.

• A)the first 20% of the population
• B)the last 20% of the population
• C)a smaller group selected from a given population
• D)a smaller group selected from the general populace

---

Definitions:

Linear Association

The relationship between two variables that can be represented accurately using a straight line in a scatterplot.

Positive Association

A relationship between two variables where an increase in one variable is associated with an increase in the other variable.

Strong Association

A term indicating a high level of correlation between two variables, suggesting that changes in one are closely linked to changes in the other.

Nonlinear

Referring to a relationship or equation that does not form a straight line when graphed, often indicating a more complex relationship between variables.