Functions and Scatterplots

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

• Function
• Not a Function

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7

Is this table a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Is this a function? Explain why or why not.

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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

If Gold's Gym paid $250 for each TV, how many did they buy?

• 35
• 30
• 45
• 20

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

Students in a science class investigated how the speed of changes with the air temperature outside. The data is shown in the scatterplot. Based on the scatterplot, what is the best prediction of the speed of sound when the air temperate is 50 degrees C?

• 350 m/s

• 355 m/s

• 360 m/s

• 365 m/s

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

Which scatterplot suggests a linear relationship between x and y?

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• 
• 
• 

Tags

CCSS.HSS.ID.B.6

Which scatterplot does NOT suggest a linear relationship between x and y?

• 
• 
• 
• 

Tags

CCSS.HSS.ID.B.6