Scatterplots and Correlation Vocabulary

Which is the term that means a graph with points plotted to show a possible relationship between sets of data?

• Line of best fit
• Two Way Table
• Scatter Plot
• Correlation Coefficient

Which is the term that means a line that comes closest to all of the points in a scatter plot?

• Positive Correlation
• Negative Correlation
• No Correlation
• Line of best fit

Would the following situation be a positive, negative, or no association?
Amount of exercise and income

• Positve
• Negative
• No Correlation

Would the following situation be a positive, negative, or no association?
Amount of heat used and outside temperature 

• Negative
• Positive 
• No Correlation

Would the following situation be a positive, negative, or no association?
Time spent driving and distance traveled 

• Positive
• Negative
• No Correlation

A line on a scatter plot that helps show the correlation between data sets more clearly

• trend line
• scatter line
• bivariate line
• straight line

Data points that are far away from most other points

• Cluster
• Outlier
• Correlation
• Scatter Plot

If a line of best fit models the data very well, what would you expect to see in a graph of the data and the line?

• The line connects a lot of the points.
• The line is underneath all the points.
• The line is non-linear.
• The line is close to all the points.

What type of correlation has one value increasing as the other value is also increasing?

• postive
• negative
• none
• cannot be determined

What type of correlation is when one value is increasing, then the other value is decreasing?

• postive
• negative
• none
• cannot be determined