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Scatterplots and Trend Lines

Authored by Anthony Clark

Mathematics

8th Grade

CCSS covered

Scatterplots and Trend Lines
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Make a prediction for a resting heart rate after 6 hours of exercise a week.

6

50

55

80

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which point on the scatter plot represents a hamburger that has 19 grams of fat and 400 Calories? 

Point A 

Point B

Point C

Point D

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The scatterplot shows the temp, in degrees, outside a house every hour for 10 hours.

Estimate the temp after 13 hours based off the trendline.

57.5

50

10

13

61.5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which of the following could be the equation of the trend line for this graph?

There is no trend line because there is no association

Tags

CCSS.8.EE.B.5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which of the following would be the most accurate equation for the scatter plot?

y = -2x - 7

y = -x + 7

y = 3x + 7

y = 25x + 7

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

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.

Tags

CCSS.8.EE.B.5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which line appears to fit the data better?

line A

line B

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