PSABPW7C - Cool-Down---Acc7.5 Lesson 19 Fitting a Line to Data (8.SP.A.1, 8.SP.A.2)
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Part A)

Here is a scatter plot that shows lengths and widths of 20 left feet, together with the graph of a model of the relationship between foot length and width.

Draw a box around the point that represents the foot with length closest to 29 cm.

 

Draw your graph on paper, take a picture, and upload it using the upload icon .

If you do not have the ability to upload an image of your work, type "Graph is on paper."

 

 

copied for free from openupresources.org

Type your answer below:
Part B)

What is the approximate width of this foot?

 

Round your answer to the nearest tenth.

 

Do not include units (cm) in your answer.

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part C)

What width does the model predict for a foot with length 29 cm?

 

Round your answer to the nearest whole number.

 

Do not include units (cm) in your answer.

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):