AP Stats 3.1-3.3 Regression & Correlation (Stats in Action)

Describe the relationship between the variables.

• no correlation
• strong positive correlation
• strong negative correlation
• weak positive correlation

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Describe the correlation in the graph shown.

• Strong Negative
• Strong Positive
• Weak Negative
• Weak Positive

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Describe the correlation in the graph shown.

• Strong Negative
• Strong Positive
• Weak Negative
• No Correlation

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Describe the correlation in the graph shown.

• Strong Negative
• Strong Positive
• Weak Negative
• Weak Positive

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Estimate the correlation coefficient.

• r=0
• r=-1
• r=1
• r=2

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages. 

• 12 chapters
• 15 chapters
• 18 chapters
• 21 chapters

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.IF.B.4

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

If Joe worked 30 hours, how much is he expected to earn?

• $600
• $200
• $1000
• $800

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

Find the rate of change.

• 1
• 2
• 11
• Not a constant slope/Non-Linear

Tags

CCSS.HSF.IF.B.6

CCSS.HSS.ID.C.7

If Gold's Gym is looking to buy 30 TVs, how much will each one cost?

• 400
• 750
• 1250
• 0

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

The table shown is comparing a person's foot length to their height in cm. Calculate the regression equation

• yhat = 25.05x + 5.57
• yhat = 5.57x + 25.05
• yhat = -5.57x + 25.05
• yhat = 5.57x - 25.05

Tags

CCSS.HSA.CED.A.2

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7