Scatter Plots and Predictions

For which scatter plot would the line of best fit be represented by the equation y = ½x + 2?

• Graph A

• Graph B

• Graph C

• Graph D

Which line is the best fit line for this scatter plot?

• a

• b

• c

• d

Which line is the best fit line for this scatter plot?

• a

• b

• c

• d

Which line is the best fit line for this scatter plot?

• a

• b

• c

• d

Which line is the best fit line for this scatter plot?

• a

• b

• c

• d

Using the scatterplot and best fit line, estimate what the resting heart rate is after 2 hours of exercise.

• 65

• 85

• 72

• 62

Using the given scatter plot, estimate how many emails per day an 18 year old gets.

• 48

• 38

• 28

• 18

The line of best fit _____. Check all that apply.

• should include outliers.

• must pass through multiple points.

• should have about the same number of points above and below.

• can be used to make predictions.

Which line is the best fit line for this scatter plot?

• a

• b

• c

• d

Which line is the best fit line for this scatter plot?

• a

• b

• c

• d