Summarizing Data

Four houses in a neighborhood are for sale. Their asking prices are shown in the table. A real estate agent calculates the mean asking price to describe the cost of a house in this neighborhood. Is this reasonable?

• Yes, because all of the asking prices are close in value.

• No, because the asking prices are too far apart in value.

• Yes, because mean is the only useful measure of center when calculating prices.

• No, because median is the only useful measure of center when calculating prices.

A histogram is shown. Which word describes the unit of measurement for this graph?

• Exam

• Points

• Results

• Students

The histogram shows the number of nuts in each pie at Camila's bakery. How many more pies have 60–89 nuts than have 90–119 nuts?

• 14

• 10

• 6

• 4

What is the interquartile range of Haylee's box-and-whisker plot?

• 20

• 35

• 40

• 60

The data below give the number of snowy days that occurred each year from 1990 through 2000 in a North Carolina town. Which statement is supported by the data?

• The distribution of the data is uniform.

• The distribution of the data is symmetric.

• There are more occurrences in the larger values of the distribution.

• There are more occurrences in the smaller values of the distribution.

Over 6 days, Jim jogged 6.5 miles, 5 miles, 3 miles, 2 miles, 3.5 miles, and 4 miles. What is the mean distance that Jim jogged each day?

• 3.75 miles

• 4 miles

• 4.5 miles

• 6.5 miles

What is the range of the scores?

• 20

• 25

• 30

• 35

Which type of trading card represents the mode for the data shown?

• Football

• Hockey

• Soccer

• Baseball

The average temperatures across Washington, Texas, Oklahoma, New York, Missouri, Hawaii and Michigan are 48°F, 65°F, 60°F, 45°F, 54°F, 64°F, 70°F, and 45°F respectively. Find the median.

The mean is...

• the middle

• the average number (added together, then divided by the number of data in the set)

• The most frequent number

• The middle when in order