Scatterplots

What type of association does this graph have?

• positive
• negative
• none
• all of the above

Tags

CCSS.HSF-LE.A.1B

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.

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

What is the type of association?

• Negative 
• no association
• positive 

Tags

CCSS.HSF-LE.A.1B

1.  Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 6 absences should get approximately what score on the final exam? 

• 65
• 92
• 70
• 76

In the scatter plot, does the image shows a "Line of Best Fit"?

• Yes
• No

Tags

CCSS.8.EE.B.5

Which statement best describes the relationship shown in this scatter plot?

• Students with a bigger shoe size earn a higher math score
• Students with a smaller show size earn a higher math score
• A student's shoe size has no effect on their math score
• A student with a shoe size of 8 will always earn a score of 80%

In the scatter plot, does the image shows a "Line of Best Fit"?

• Yes
• No

Tags

CCSS.8.EE.B.5

What does r= -0.13 tell you?

• There is a strong positive correlation.

• There is a weak positive correlation.

• There is a strong negative correlation.

• There is a weak negative correlation.

Tags

CCSS.HSS.ID.B.5

What type of correlation does this graph have?

• weak positive

• strong negative

• weak negative

• strong positive

Tags

CCSS.HSS.ID.B.5