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Assessing Linear Models for Good Fit

Authored by Erin Okino

Mathematics

8th Grade

CCSS covered

Used 5+ times

Assessing Linear Models for Good Fit
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A good line of fit will...

closely follow the pattern of the data.

go through ALL the data points.

go through the first and last data point.

go through (0,0).

Tags

CCSS.8.EE.B.5

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is an outlier?

A point far away from the other data points.

Any point NOT on a good line of fit.

Any point on a good line of fit.

The y-intercept.

3.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Which of the following is true about a good line of fit?

There can be MORE THAN ONE good line of fit.

It will model the type of linear association.

It can have a positive or negative slope.

It will NOT go through any outliers.

Tags

CCSS.8.EE.B.5

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which point represents an outlier?

There are no outliers.

Tags

CCSS.8.SP.A.1

5.

DROPDOWN QUESTION

2 mins • 1 pt

Media Image

The association shown suggests that the older the child, the ​ (a)   it takes for them to complete the test.

less time
more time
same time

Tags

CCSS.HSF.IF.B.4

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Is line a a good line of fit for the data?

Yes, line a goes through two data points.

Yes, line a goes through the outlier.

No, line a does not model the positive association.

No, line a is the wrong color.

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which line is a good line of fit?

Line b

Line a

Neither

Both

Tags

CCSS.8.EE.B.5

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