Unit 3: Scatter Plot Review

Front

What is a scatter plot?

Back

A graph that shows the relationship of two data sets.

Front

What does a negative correlation in a scatter plot indicate about the x and y values?

Back

As x increases, y decreases.

Front

What is the slope-intercept equation if m=3 and b=6?

Back

y=3x+6

Front

How many pages would be in a book with 6 chapters based on the trend line of a scatter plot?

Back

60 pages.

Front

How many chapters would be in a book with 180 pages based on the trend line of a scatter plot?

Back

18 chapters.

Front

What does the x-axis typically represent in a scatter plot?

Back

The independent variable.

Front

What does the y-axis typically represent in a scatter plot?

Back

The dependent variable.

Front

What is the purpose of a trend line in a scatter plot?

Back

To show the general direction of the data points.

Front

What does it mean if a scatter plot has no correlation?

Back

There is no apparent relationship between the two data sets.

Front

How can you identify a positive correlation in a scatter plot?

Back

As x increases, y also increases.