Pre Algebra Statistics

What is the relative frequency (to the nearest percent) of boys among those who cannot bike to school? 

• 4%

• 14%

• 13%

• 29%

What percentage of males drive sports cars?

• 35%

• 16.25%

• 65%

• 25%

What is the relative frequency for selecting a teen given that the person likes chocolate?

• .112

• .267

• .164

• .056

What type of association does this graph have?

• positive

• negative

• none

• all of the above

What is the median of the data?

• 10

• 12

• 13

• 14

• 18

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

Tags

CCSS.HSF.BF.A.2

About how many male math teachers were there in 2006?

• 15

• 30

• 35

• 45

Tags

CCSS.HSF.IF.B.4

What type of correlation does this scatter plot show?

• positive 

• negative

• no correlation

• nonlinear association

Which of the following could be a possible line of best fit for the data?

• y = -5/2x + 20

• y = -x + 19

• y = x + 20

• y = 2/3x + 15 

Tags

CCSS.8.EE.B.5

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