Scatter plots, Two Way Tables, and Frequency Tables

The equation of the line of best fit of a scatter plot is y = 6x − 9. What is the slope of the equation?

• -6

• -9

• 6

• 9

Tags

CCSS.8.EE.B.5

Which graph represents a positive linear association between x and y?

• Graph A
• Graph B

Tags

CCSS.8.F.A.3

Which graph represents a positive nonlinear association between x and y?

• Graph A

• Graph B

Tags

CCSS.HSS.ID.B.5

What type of correlation does this graph have?

• 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

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 12 absences should get approximately what score on the final exam?

• 60

• 92

• 70

• 76

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase.

• As the temperature increases, the number of visitors increases.

• As the visitors increase, the temperature decreases.

• No correlation

Tags

CCSS.L.1.6

CCSS.L.3.6

CCSS.RI.K.7

A baseball coach graphs some data and finds the line of best fit. The equation for the line of best fit is y = 0.32x – 20.51, where x is the number of times at bat and y is the number of hits. How many hits should he expect from a player who is at bat 175 times?

• 35 hits

• 45 hits

• 609 hits

• 62 hits

Tags

CCSS.HSF.LE.B.5

The graph below shows the relationship between the distance in miles a delivery truck traveled and the number of hours each delivery took. Which of the two given points would be the best to use to calculate the line of best fit?

• (500, 11) and (700, 11)

• (300, 9) and (400, 7)

• (400, 9) and (500, 11)

• (300, 7) and (600, 10)

2. What does this point represent?

• One of the players on the team is 73" tall and wears a size 12 shoe.

• One of the players on the team is 74" tall and wears a size 12 shoe.

• All of the players on the team are 74" tall and wear size 12 shoes.

• One of the players on the team is 12" tall and wears a size 74 shoe.

Tags

CCSS.5.G.A.2