8th Grade Math Vocabulary

Front

What is Bivariate Data?

Back

A set of data that shows a relationship between two variables.

Front

What are Irrational Numbers?

Back

Non-terminating decimals, non-repeating decimals, and includes pi.

Front

In simple and compound interest, what does 'r' represent?

Back

Rate, in decimal form.

Front

What does 'No Association' mean in statistics?

Back

No relationship present between the variables.

Front

What is an expression in mathematics?

Back

An expression has no equal sign, variables, and constants.

Front

What is the difference between a variable and a constant?

Back

A variable can change, while a constant remains the same.

Front

What is a function in mathematics?

Back

A relation that assigns exactly one output for each input.

Front

What is the definition of a linear equation?

Back

An equation that makes a straight line when graphed.

Front

What is the purpose of a scatter plot?

Back

To show the relationship between two quantitative variables.

Front

What is the mean in a data set?

Back

The average value, calculated by dividing the sum of all values by the number of values.