Regression and Scatterplots

What is the Slope of the two graphs?  Left graph then right graph.

• Positive, Zero
• Negative, Undefined
• Zero, Undefined
• No Slope, Zero

Tags

CCSS.HSA.REI.C.6

CCSS.HSG.GPE.B.5

Which scatterplot suggests a linear relationship between x and y?

• 
• 
• 
• 

Tags

CCSS.HSS.ID.B.6

What does the data you created from this data in your scatter plot imply?

• strong positive correlation

• strong negative correlation

• weak negative correlation

• weak positive correlation

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Write the equation for the line of best fit.

Round decimals to TWO places.

Mathematical Equivalence

ON

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

What is the correlation coefficient r for this data set?

Round to TWO decimal places.

Mathematical Equivalence

ON

Tags

CCSS.HSS.ID.C.8

Predict the score of a person who studies for 10 days.

Round to the nearest WHOLE number.

Mathematical Equivalence

ON

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

Find the equation of the line that passes through the points:

(-2, 4) and (1, 10)

• y = 2x - 1

• y = -2x + 1

• y = 2x + 8

• y = -2x

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.C.7