Statistics Vocabulary

Front

What is a scatter plot?

Back

A graph that shows the relationship between a data set with two variables graphed as ordered pairs on a coordinate plane.

Front

What is an outlier?

Back

Data that are more than 1.5 times the interquartile range from the first or third quartiles; loner.

Front

What is a data?

Back

A collection of numerical observations.

Front

What is a cluster?

Back

Collection of points that are close together.

Front

What is Positive Association?

Back

As x increases, y increases.

Front

What is Negative Association?

Back

As x increases, y decreases.

Front

What is Linear Association?

Back

The data points lie close to a line.

Front

What is relative frequency?

Back

The ratio of the value of a subtotal to the value of the total.

Front

What is line of best fit?

Back

A line that is very close to most of the data in a scatter plot.

Front

What is a two-way relative frequency table?

Back

A table that shows data that pertain to two different categories.