Interpreting Data

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 pages would be in a book with 6 chapters.

• 100 pages

• 170 pages

• 60 pages

• 20 pages

About how many male math teachers were there in 2006?

• 15

• 30

• 35

• 45

What represents the x axis?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car

Based on this scatterplot, a student with 6 absences should get approximately what score on his exam?

• 65

• 92

• 70

• 76

How many students voted for their favorite sport?

• 38

• 17

• 40

• 50

What is the highest quiz grade in the stem and leaf plot?

• 9

• 26

• 92

• 96

• a + 6. 
• a – 6. 
• a ÷ 4. 
• Not here 

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. 

About how many male math teachers were there in 2006?

• 15

• 30

• 35

• 45

How many more students scored a 98 than scored a 88?

• 4

• 2

• 6

• 35