Scatter Plots Review

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship of two data sets.

Front

What is the purpose of a line of best fit?

Back

The line of best fit is used to make predictions based on the data.

Front

What does it mean if a line does not go through the middle of the data set in a scatter plot?

Back

It means that the line is NOT a line of best fit.

Front

If a debate team practices for 6 hours and wins 24 debates, what is the average number of debates won per hour?

Back

4 debates per hour.

Front

How can you determine the approximate score of a student with 6 absences based on a scatter plot?

Back

By locating 6 absences on the x-axis and finding the corresponding y-value on the scatter plot.

Front

What does a positive correlation in a scatter plot indicate?

Back

It indicates that as one variable increases, the other variable also tends to increase.

Front

What does a negative correlation in a scatter plot indicate?

Back

It indicates that as one variable increases, the other variable tends to decrease.

Front

What is the x-axis in a scatter plot?

Back

The x-axis is the horizontal axis that typically represents the independent variable.

Front

What is the y-axis in a scatter plot?

Back

The y-axis is the vertical axis that typically represents the dependent variable.

Front

What does it mean if points on a scatter plot are widely spread out?

Back

It indicates a weak correlation between the two variables.