Scatter Plot Practice

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

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

What type of correlation does this graph have?

• Negative

• no association

• positive

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?

• 85

• 92

• 70

• 76

What is a trend line that shows the most accurate relationship between x and y and is is very close to most of the data points?

• linear regression

• no correlation

• trend line

• line of fit

If a scatterplot shows that as the number of study hours increases, the exam scores also increase, what type of correlation is this?

• Positive correlation

• Negative correlation

• No correlation

• Cannot be determined

What kind of correlation does this scatterplot show?

• negative correlation

• no correlation

• positive correlation

What type of correlation does this scatterplot represent?

• negative correlation

• no correlation

• positive correlation

As x increases, y increases

• correlation coefficient

• causation

• positive correlation

• negative correlation

What type of correlation does this graph have?

• positive

• negative

• none

• all of the above

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.HSF.BF.A.2