Two Way Tables, Correlation and Line of Best Fit TEST

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

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

What type of correlation (association)?

The number of siblings you have and your weight. 

• Positive correlation
• Negative correlation
• No correlation
• All of the above

Tags

CCSS.HSS.ID.B.5

What type of correlation (association)?
The outside temperature and the amount of layers you wear. 

• Positive correlation
• Negative correlation
• No correlation
• All of the above

Tags

CCSS.HSS.ID.B.5

Find the slope for the trend line using points (2,2) and (4,3)

• 2
• 1/2
• -2
• -1/2

Tags

CCSS.8.EE.B.5

As the age of the car increases, its value decreases. Which scatterplot represents this relationship?

• A
• B
• C
• D

Tags

CCSS.HSF-LE.A.1B

A teacher made the following graph showing absences vs. final grades.  Predict the grade of a student that has 7 absences.

• 45
• 50
• 60
• 70

Tags

CCSS.HSF.IF.A.2

Which line is the best fit for the data?

• 
• 
• 
• 

Tags

CCSS.8.EE.B.5

Which statement best explains whether the line of best fit is a good fit for the data?

• The line of best fit is NOT a good fit for the data because there is an outlier.

• The line of best fit is a good fit for the data because it passes through two of the data points.

• The line of best fit is a good fit for the data because the data represents a positive association, and the line has a positive slope.

• The line of best fit is NOT a good fit for the data because most of the points are below the trend line.

Tags

CCSS.8.SP.A.2

• gain 5 hour of sleep for 7 cups of coffee
• lose 5 hours of sleep for 7 cups of coffee
• lose 7 cups of coffee for 5 hours of sleep
• lose 5 cups of coffee for 7 hours of sleep

Tags

CCSS.HSF.LE.B.5

What type of correlation (association)?

Number of pets a person has and number of books a person has read

• Positive Correlation

• Negative Correlation

• No Correlation

Tags

CCSS.HSS.ID.B.5