Data Analysis

What is the type of correlation?

• Negative 
• no association
• positive 

Tags

CCSS.HSF-LE.A.1B

What type of correlation does this graph have?

• positive 
• negative
• none
• all of the above

Tags

CCSS.HSF-LE.A.1B

What type of correlation does this graph have?

• positive
• negative
• none
• all of the above

Tags

CCSS.HSF-LE.A.1B

What type of correlation does this graph show?

• Positive
• negative
• none
• all of the above

Tags

CCSS.8.SP.A.1

CCSS.8.SP.A.2

What type of correlation does this scatter plot show?

• positive linear association
• negative linear association
• no association
• nonlinear association

Tags

CCSS.HSF-LE.A.1B

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.8.SP.A.1

CCSS.8.SP.A.2

CCSS.8.F.B.4

CCSS.8.SP.A.3

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

• A
• B
• C
• D

Tags

CCSS.8.EE.B.5

The line of best fit includes the points (1,20) and (8,80). Which of the following equations would represent the BEST line of best fit.

• y = 8.57x + 50

• y = 10x - 5

• y = 8.57x + 12

• y = -10x + 12

Which scatter plot shows a linear relationship between x and y?

• Graph A
• Graph B
• Graph C
• Graph D

Tags

CCSS.8.F.A.3

The graph represents the money in a savings account.  What is the meaning of the y-intercept?

• The starting deposit was $30
• $30 is added to the account each week
• It took 30 weeks to save enough money to open an account
• not enough information

Tags

CCSS.HSF.LE.B.5