Scatterplot and Linear Regression

What kind of correlation?

• Positive
• Negative
• None

What kind of correlation?

• Positive
• Negative
• None

What kind of correlation?

• Positive
• Negative
• None

What would the correlation be between math grades and the time it takes to run a mile ?

• Positive Correlation
• Negative Correlation
• No Correlation
• Cannot Be Determined

What type of correlation describes the following sentence:
The temperature outside and the number of hot chocolate sold at a football game.

• positive
• negative 
• none
• cannot be determined

What type of correlation has one value increasing as the other value is also increasing?

• positive
• negative
• none
• cannot be determined

Which graph shows the line of best fit?

• A
• B
• C
• D

Tags

CCSS.8.EE.B.5

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 go through the origin.
• The line is NOT a line of best fit because it does not go through the middle of the data set.

Tags

CCSS.8.EE.B.5

Which point BEST describes an outlier?

• (87 height, 74 volume)
• (65 height, 70 volume)
• (65 height, 10 volume)
• (74 height, 20 volume)

Which scatter plot shows a linear relationship between x and y?

• Graph A
• Graph B
• Graph C
• Graph D

Tags

CCSS.8.F.A.3