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Scatter Plots & Lines of Best Fit

Scatter Plots & Lines of Best Fit

Assessment

Flashcard

Mathematics

9th Grade

Practice Problem

Hard

CCSS
HSS.ID.B.5, 8.EE.B.5, 8.F.A.3

+4

Standards-aligned

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship between two quantitative variables by displaying data points on a two-dimensional axis.

Tags

CCSS.8.SP.A.1

2.

FLASHCARD QUESTION

Front

What does a positive correlation indicate in a scatter plot?

Back

A positive correlation indicates that as one variable increases, the other variable also tends to increase.

Tags

CCSS.HSS.ID.B.5

3.

FLASHCARD QUESTION

Front

What does a negative correlation indicate in a scatter plot?

Back

A negative correlation indicates that as one variable increases, the other variable tends to decrease.

Tags

CCSS.HSS.ID.B.5

4.

FLASHCARD QUESTION

Front

What is a line of best fit?

Back

A line of best fit is a straight line that best represents the data on a scatter plot, showing the overall trend of the data.

Tags

CCSS.8.EE.B.5

5.

FLASHCARD QUESTION

Front

How can you determine the slope of a line of best fit?

Back

The slope of a line of best fit can be determined by calculating the change in the y-values divided by the change in the x-values between two points on the line.

Tags

CCSS.8.EE.B.5

6.

FLASHCARD QUESTION

Front

What does no correlation mean in a scatter plot?

Back

No correlation means that there is no apparent relationship between the two variables; changes in one variable do not predict changes in the other.

Tags

CCSS.HSS.ID.B.5

7.

FLASHCARD QUESTION

Front

What is the equation of a line in slope-intercept form?

Back

The equation of a line in slope-intercept form is y = mx + b, where m is the slope and b is the y-intercept.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

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