Scatter Plot/Line of Best Fit Check

Click on Image. Orange points are NOT necessarily data from the set.

• y = x + 1

• y = -x + 1

• y = 6x + 1

• y = x + 6

Tags

CCSS.8.EE.B.5

Click on Image. Orange points are NOT necessarily data from the set.

• y = 5/6 x + 1

• y = x + 5/6

• y = x + 1

• y = 6/5 x + 1

You are analyzing a scatter plot that has a negative correlation. What is true of the of the x and y values?

• As x increases, y decreases

• As x increases, y increases

• As x decreases, y decreases

Tags

CCSS.HSF-LE.A.1B

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

• a

• b

• c

• d

Tags

CCSS.8.EE.B.5

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

• a

• b

• c

• d

Tags

CCSS.8.EE.B.5

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

• a

• b

• c

• d

Tags

CCSS.8.EE.B.5

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

• a

• b

• c

• d

Tags

CCSS.8.EE.B.5

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.

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

• 48

• 38

• 28

• 18

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

• 65

• 85

• 72

• 62