Data in a Table and Scatterplots

What type of relationship does this graph show?

• Positive

• Negative

• No Relationship

• Constant 

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

In a scatterplot, an outlier...

• ...is something we didn't learn 8th grade

• ...is a puppet with a long nose named Pinocchio

• ...is a point that is far outside the main cluster of points/ordered pairs

• ...is a really naughty point who doesn't tell the truth when outside

Which of the following could be a possible line of best fit for the data?

• y = -5/2x + 20

• y = -x + 19

• y = x + 20

• y = 2/3x + 15 

What are the coordinates of the outlier?

• (3,4)

• (4,3)

• (3,10)

What is the relative frequency of people that purchased no food?

• 10%

• 60%

• 15%

• 30%

According to the two-way table, a person who plays an instrument is most likely to:

• Not play an instrument

• Not play a team sport

• Play a team sport

• All of the above

How many total people were surveyed?

• 78

• 22

• 70

• 100

Which graph shows the best trend line for the scatter plot?

• Graph A

• Graph B

• Graph C

• Graph D

Which of the following lines represents the line of best fit for the scatter plot?

• A

• B

• C

• D