Linear Regression Pre-Quiz

This is a digital agreement that you will abide the phone policy as outlined here. You may either put your phone in the bucket or in your bag, but it needs to stay put away the entire period.

• I agree

• I do not agree

Identify the independent variable

The number of gallons, g, of water in a garden hose produces after running for m, minutes

• m

• g

Tags

CCSS.6.EE.C.9

Using the given scatter plot, estimate how many emails per day an 18 year old gets.

• 48

• 38

• 28

• 18

Which line is the best fit line for this scatter plot?

• a

• b

• c

• d

Tags

CCSS.8.EE.B.5

What is the rate of change (slope)?

Tags

CCSS.8.EE.B.5

Categorize the slope of the line

• Positive

• Negative

• Zero

• Undefined

Tags

CCSS.8.EE.B.5

What type of correlation does this scatter plot show?

• positive 
• negative
• no correlation
• nonlinear association

Tags

CCSS.HSS.ID.B.5

Predicting the number of days to finish when you read 40 pages is an example of:

• Interpolation
• Extrapolation
• An outlier

Tags

CCSS.HSF.LE.B.5

This means to predict a value inside the known values on a graph.

• trend line
• interpolation
• extrapolation
• causation

Tags

CCSS.HSF.LE.B.5

Estimate the correlation coefficient for this scatterplot.

• A) r = 1.2

• B) r = 0.89

• C)r = 0

• D) r = -0.89

Tags

CCSS.HSS.ID.C.8