Scatterplot Slope and Y Intercept

Find the slope for the trend line using points (2,2) and (4,3)
Use m= (Y2-Y1)/(X2-X1)

• 2

• 1/2

• -2

• -1/2

Tags

CCSS.8.EE.B.5

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

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? 
Hint: create the trend line first

• 65

• 92

• 70

• 76

What does "m" represent in y=mx+b?

• y-intercept

• slope

• macaroni

• nothing

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is a reasonable slope for this graph?

• -5

• -2

• 10

• 5

Tags

CCSS.8.EE.B.5

What does the slope represent in this situation?

• The sloth runs 1 feet in 3 minutes

• The sloth runs 3 feet in 1 minute

• The sloth runs fast

• The sloth runs 6 feet in 1 minute

Tags

CCSS.HSF.IF.B.4

What does the slope mean in the context of the situation graphed?

• You burn 500 calories every 60 minutes of exercise.

• You eat 500 calories when you eat out 60 times.

• You burn 100 calories every 10 minutes of exercise.

• You should not exercise.

Tags

CCSS.HSF.LE.B.5

The linear regression equation for the data is  y = 1.5x + 12.  Interpret the slope of the equation.

• The slope is (0, 1.5).  It means that a pizza with 0 toppings will cost $1.50.

• The slope is 1.5.  It means that it costs $1.50 per topping.

• There are 1.5 toppings.

• There are 1.5 pizzas.

Tags

CCSS.HSF.LE.B.5

What does 'b" represent in y=mx+b

• y-intercept

• beans

• nothing

• slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

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