Scatterplots

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

Tags

CCSS.HSS.ID.B.6

What is the correlation between length of running start and distance of jump?

• positive:  the further you run the further you jump
• negative: the less you run the less distance of your jump
• positive: the further your running start the less your distance

Tags

CCSS.HSF-LE.A.1B

Make a prediction for a resting heart rate after 6 hours of exercise a week.

• 6
• 50
• 55
• 59

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

CCSS.HSA.CED.A.2

What type of correlation does this scatterplot display?

• Positive

• Negative

• No Correlation

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

What type of correlation does this scatterplot display?

• Positive

• Negative

• No Correlation

Tags

CCSS.HSS.ID.B.6

What type of correlation does this graph have?

• Negative 
• no association
• positive 

Tags

CCSS.HSF-LE.A.1B

Is this line an accurate line estimate of best fit for the data?

• Yes

• No

Tags

CCSS.8.EE.B.5

Is this line an accurate line estimate of best fit for the data?

• Yes

• No

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

CCSS.HSS.ID.C.7

Which graph has a correlation coefficient (r) of about -.6 ?

• a
• b
• c
• d

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

What is the equation of the line of best fit?

• y= $-\frac{1}{2}x\ +\ 6$

• y= $\frac{1}{2}x\ +6$

• y= 6x + 2

• y = -2x +6

Tags

CCSS.8.EE.B.5