Lines of Best

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.HSS.ID.C.7

CCSS.HSS.ID.B.6

About how many male math teachers were there in 2006?

• 15
• 30
• 35
• 45

Tags

CCSS.HSF.LE.B.5

What type of correlation does this scatter plot show?

• positive 
• negative
• no correlation
• nonlinear association

Tags

CCSS.HSF-LE.A.1B

What is the type of correlation?

• Negative 
• no correlation
• positive 

Tags

CCSS.HSF-LE.A.1B

What type of association does this graph have?

• positive
• negative
• none
• all of the above

Tags

CCSS.HSF-LE.A.1B

The equation of the trend line is y= 1/2x +1
How many laps can a bicycle make around the park in 23 minutes?

• 44 laps
• 12 1/2 laps
• 23 laps

Tags

CCSS.HSA.CED.A.2

CCSS.HSS.ID.C.7

CCSS.HSA.REI.D.10

CCSS.HSA.SSE.A.1

In the equation y=3x-5, what is the value of the y-intercept?

• 3
• -5
• -3/5
• -2

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

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

Tags

CCSS.8.EE.B.5

What is the type of correlation?

• Negative 
• no association
• positive 

Tags

CCSS.HSF-LE.A.1B

You are analyzing a scatter plot that has a negative correlation. What is true of the of the x and y values?

• As x increases, y decreases
• As x increases, y increases
• As x decreases, y decreases

Tags

CCSS.HSF-LE.A.1B