Scatterplot

• Non-Linear Correlation
• Postive, Linear Correlation
• Negative, Linear Correlation
• No Correlation

What is a line of best fit used for?

• To make predictions

• To make the graph look pretty

• To connect the points

• To make it look like you know what you are doing

Is this line an accurate line estimate of best fit for the data?

• Yes

• No

What is the y-intercept?

• -2

• 3

• 2

• -3

Select the statement that best describes the line.

• The line is the line of best fit.

• The line is NOT a line of best fit because it does not pass through two points.

• The line is NOT a line of best fit because it does not go through the middle of the data set.

• The line is NOT a line of best fit because it does not go through the origin.

Weak Negative Correlation Strong Negative Correlation Weak Positive Correlation Strong Positive Correlation

• Weak Negative Correlation

• Strong Negative Correlation

• Weak Positive Correlation

• Strong Positive Correlation

What is the best prediction of the percentage of the baby rhinoceros' body mass that should be used to determine the amount of food given at each feeding when it is 25 weeks old?

• 77

• 137

• 83

• 105

Identify the correlation of the scatterplot pictured:

• Positive

• Negative

• No Correlation