Statistics, Mean, Median, Mode, Interquartile Range, Dot Plots, Circle Graphs

How many total students were surveyed?

• 10

• 24

• 20

• 23

What is the percent of students that own 1 pet?

• 21% approximately

• 43.5% approximately

• 25%

• 41.7 % approximately

What is the percent of students that own at least 1 pet?

• 25%

• 18%

• 75%

What is the percent of students that own 3 or 4 pets?

• approximately 67%

• 12.5%

• approximately 42%

• 75%

What fraction of the total number of students earned an C? Express in simplest form.

• 1/5

• 1/3

• 4/15

• 6/30

Which grade(s) represent(s) the median?

• B

• C

• D

What percent of the students made a D or F?

• 10%

• 20%

• About 27%

How many families were surveyed?

• 8

• 13

• 10

• 15

What is the median number of computers used? Mode?

• Median: 2 ; Mode: 2

• Median: 2 ; Mode: 3

• Median: 3 ; Mode:2 and 3

• Median: 2 ; Mode: 2 and 3

What fraction of the families use at least 2 computers?

Express in simplest form.

• 9/13

• 4/13

• 8/13

• 5/13