Statistics Unit Review

On a Saturday, an Ice Cream Shop recorded their customer's favorite ice cream toppings. They used the tally chart to record the data. Which answer choice has the percentages represented for the toppings?

• Hot Fudge is 24% and Caramel is 10%

• Caramel is 20% and Whipped Cream is 16%

• Hot Fudge is 48% and Whipped Cream is 16%

• Hot Fudge is 48% and Caramel is 20%

Students were asked how many hours they spend each weekend playing video games. The histogram shown represents the results. Based on the histogram, which statement is true?

• A total of 9 students were surveyed.

• Five students spend less than 10 hours on video games each weekend.

• More students spend from 0 to 15 hours playing video games.

• Fifteen students surveyed spend more than 15 hours per weekend on video games.

The dot plot shows the number of books students read last summer. Which statement best describes the data shown in the dot plot?

• The data distribution has one gap.

• The data distribution is symmetrical.

• The peak of the data is at 6.

• The data are clustered from 4 to 9.

Make a single horizontal bar graph using percentages from the data in the table shown. Represent Hockey with purple, Badminton with red, and Football with green. Be sure to write your percentage totals on each colored section.

• A

• B

The dot plot below shows the number of brothers and sisters students have in Ms. Dunn's group. What is the mode of this data?

• 2

• 1 and 3

• 0 and 4

• 1, 2, and 3

Make a Stem and Leaf Plot to represent the test scores on the line plot pictured.

• A

• B

Which box plot has the greater IQR?

• Ray

• Ken

• They are the same

• Neither

Compare the medians.

• Ken's is greater

• Ray's is greater

• They are the same

• There is no median

What is the difference in MEDIAN values of the data sets?

• 0

• 0.3333

• 1

• 9.8889