Best Fit Line

Presentation

•

Mathematics

•

9th Grade

•

Easy

•

CCSS

HSS.ID.B.5, HSS.ID.C.8, 8.EE.B.5

Standards-aligned

Anita Langston

Used 466+ times

FREE Resource

7 Slides • 5 Questions

Scatter Plots and Best Fit Line

What is a scatter plot?

A scatter plot shows the relationship between a set of data with two variables, graphed as ordered pairs on a coordinate plane. The relationship is known as a correlation or association.

Multiple Choice

Determine the correlation.

positive

negative

no correlation

Multiple Choice

Determine the correlation.

positive

negative

no correlation

Multiple Choice

positive

negative

no correlation

Best Fit Line

A line that models the trend of the data.

Multiple Choice

Determine the correlation.

positive

negative

no correlation

Best Fit Line (Linear regression)

Graph the given data.
Draw a line that represents the trend of the data.
Find the slope of two points on the line.
Find the y-intercept.
Write the equation.
Graph the given data.

Multiple Choice

Use (1997, 13) and (2005, 22) to find the slope.

8/9

9/8

Choose either (1997, 13) or (2005, 22) to find the y-intercept.

Write the equation of the line.

Scatter Plots and Best Fit Line

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