Scatterplot and Slope

Find the slope

• -5/3

• -3/5

• 5/3

• 3/5

Tags

CCSS.8.EE.B.5

John created the scatterplot below to show the number of movies purchased at different prices. Which best describes the trend shown in the scatterplot?

• Positive Trend

• Negative Trend

• Mean Trend

• No Trend

Tags

CCSS.HSF-LE.A.1B

The scatterplot below shows the relationship between students’ average homework grades and their final grades in math class. The scatterplot includes a trend line that approximates the relationship between these two sets of data.

Based on the data presented in the scatterplot, which is the most reasonable prediction for the final grade for a student with a homework average of 75?

• 68

• 70

• 73

• 80

Find the slope of the line that passes through:
(6,7) and (4,2)

• 2/5

• -5/2

• 5/2

• -1/2

Tags

CCSS.8.EE.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

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?

• 65

• 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

What relationship is shown in the scatter plot?

• As the cost goes down, the number sold goes down.

• As the cost goes up, the number sold goes down.

• As the cost goes down, the number sold remains the same.

• There is not relationship between cost and the number sold.

The scatter plot below shows the number of books read by students in Mrs. Hall’s English class and their final grades. Which statement represents the best description about the line of best fit?

• The more books students read, the lower their English grade.

• The more books students read, the higher their English grade.

• The fewer books students read, the higher their English grade. 

• No relationship exists between the number of books students read and their English grades. 

As the age of the car increases, its value decreases. Which scatter plot represents this relationship?

• A

• B

• C

• D

Tags

CCSS.HSF-LE.A.1B