Scatter Plots and Correlation

Scatter Plots and Correlation

Definition

A scatter plot is a graph with points plotted to show a potential relationship between two sets of data.

Correlation is a fancy way to describe the relationship between two variables.

Multiple Choice

Can you guess the correlation?

• positive

• negative

• none

Multiple Choice

Can you guess the correlation?

• positive

• negative

• none

Multiple Choice

Can you guess the correlation?

• positive

• negative

• none

Correlation: The Thumbs Up Test

• POSITIVE CORRELATION: thumbs agree

• NEGATIVE CORRELATION: thumbs disagree

• NO CORRELATION: thumbs have nothing to do with each other

• https://youtu.be/2u049Mz33t4

Multiple Choice

Guess the correlation between the variables:

• positive

• negative

• none

Multiple Choice

Guess the correlation between the variables:

• positive

• negative

• none

Multiple Choice

Guess the correlation between the variables:

• positive

• negative

• none

Multiple Choice

Guess the correlation between the variables:

• positive

• negative

• none

Multiple Choice

Guess the correlation between the variables:

• positive

• negative

• none

Multiple Choice

Guess the correlation between the variables:

• positive

• negative

• none

Multiple Choice

Guess the correlation between the variables:

• positive

• negative

• none