Data and Statistics Review Iqr Mad

Use the data set 2,3,3,4,5,7,8,8,8,10,10,12.

Find the mode of the data.

• 7.5

• 8

• No mode

Use the data set 2,3,3,4,5,7,8,8,8,10,10,12.

Find the lower and upper quartiles of the data.

• 2, 12

• 4.5, 8

• 3, 10

• 3.5, 9

Use the data set 2,3,3,4,5,7,8,8,8,10,10,12.

Find the interquartile range of the data.

• 10

• 3.5

• 7

• 5.5

What is the range of the data?

• 10 - 32

• 2

• 19

• 22

What is the median of the data?

• 17

• 19

• 21

• 27

Choose an appropriate type of display,

Scores on a standardized test arranged in intervals.

• Line plot

• Line graph

• Stem and leaf Plot

• Histogram

Find the range of the data.

• 2

• 5.5

• 10

• 12

The stem and leaf plot represents which of the following data?

• 13 17 10 21 24 32 27 11

• 11 21 24 10 27 13 32

• 0 1 3 7 1 4 7 2

• 17 13 17 32 27 1 24 21

Karly collected data about the number of hours students spend on the internet each week. She determined the five-number summary to be: 0.5 ~ 4 ~ 6 ~ 7.5 ~ 11 Which of the following statements are true? Choose all that apply.

• 50% of the people watched between 4 and 7.5 hours of TV.

• Nobody watched more than 11 hours.

• 75% of the people watched at least 4 hours of TV.

• The range of the data is 3.5 hours.

• Half of the people watched more than 6 hours.

Eva asked ten of her friends how many birthday cards they got for their most recent birthday. The responses were as follows: 3, 2, 1, 0, 3, 4, 2, 1, 0, 1

What is the median?