Scatterplots Lesson

What type of correlation does this graph have?

• positive

• negative

• none

• all of the above

What type of correlation does this scatter plot show?

• positive

• negative

• no correlation

• nonlinear association

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 pages would be in a book with 19 chapters.

• 150 pages

• 170 pages

• 190 pages

• 210 pages

The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month.  Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles? 

• A. 50 min
• B. 80 min
• C. 45 min
• D. 60 min

Choose the graph with a trend line that best fits the data.

• graph 1

• graph 2

• graph 3

• graph 4

Tags

CCSS.8.EE.B.5

If a carpenter earned $1000, what is the best estimate for how many days he worked?

• 3

• 4

• 5

• 6

Tags

CCSS.6.NS.C.8

What is a scatter plot?

• A graph that shows the relationship of two data sets.
• A graph drawn using rectangular bars to show how large each value is.
• A graph that shows information that is connected in some way.
• A graph that shows data changing over time.

What is a line of best fit used for?

• To make predictions
• To make the graph look pretty
• To connect the points

Which of the following lines represents the trend line for the scatter plot?

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

Which line is the best line of best fit?

• a

• b

• c

• i don't see any lines

Tags

CCSS.8.EE.B.5