Identify Trends in Scatter Plots

As x increases, y decreases

• Postive Correlation

• Negative Correlation

• No Correleation

• Trend Line

When the data closely resembles a line

• Strong Correlation

• Weak Correlation

• No Correlation

• Correlation

The data slightly resembles a line but is more spread out

• Strong Correlation

• Weak Correlation

• No Correlation

• Correlation

A line drawn in a scatter plot to fit most of the dots and

shows the relationship between the two sets of data

• Association

• Causation

• Line of Best Fit

• Linear Regression

The measure of the strength and direction of a linear relationship

• Interpolation

• Extrapolation

• Correlations Coefficient

• Residual

What type of correlation does this graph have?

• Negative

• No Correlation

• positive

What is a scatter plot?

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

• 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 data changing over time.

A method used to find the line of best fit.

• Association

• Causation

• Line of Best Fit

• Linear Regression

What type of correlation does this graph have? (a)  

• positive

• negative

• none

• all of the above

Based on the scatterplot, which of the following conclusions about the relationship between her height and weight is true?

• There is a negative relationship between height and weight

• There is a positive relationship between height and weight

• There is a constant relationship between height and weight

• There is no relationship between height and weight