Scatter Plots

What is the line of best fit used for?

• To make predictions

• To make the graph look pretty

• To connect the points

What type of correlation does the graph have?

• Positive

• Negative

• None

What type of Correlation does the graph have?

• Positive

• Negative

• None

What is a scatter plot?

• A graph drawn using rectangular bars to show how large each value is.

• A graph that shows information that is connected in some way.

• A graph that shows the relationship of two data sets.

• A graph that shows data changing over time.

Which graph has a negative correlation?

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Which graphs have a positive correlation?

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Which graph has a no correlation?

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Which line best fits the scattered plot?

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Which best describes the form of this scatterplot?

• linear

• nonlinear

• scattered

If a scatterplot has no correlation then...

• ... if it makes a lion on a graph (roar!).

• ... it has ordered pairs that have a negative pattern.

• ... it has no ordered pairs.

• ... its ordered pairs havens predictable pattern.