Numeric measures of data

Numeric measures of data

By ROSE FAJARDO

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Fill in the Blanks

The list shows the numbers of employees in the nine departments at a company.

 

26, 35, 18, 49, 42, 38, 29, 15, 38

 

What is the range of the numbers of employees in these departments?

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Fill in the Blanks

Liz recorded the prices of watches at a store. The prices are shown in the table.

What is the median price of the watches in dollars?

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Multiple Choice

The dot plot shows the lengths of the 9 trailers sold at a store last month.

Which statement about the data is true?

• The interquartile range is 7, and the range is 3.

• The interquartile range is 4, and the range is 10.

• The interquartile range is 3, and the range is 6.

• The interquartile range is 8, and the range is 9.

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Multiple Choice

The dot plot below shows the number of books read by a 6th grade class during the summer. Which statement best describes the data shown in the dot plot?

• The data are clustered from 0 to 2.

• The peak of the data is at 0

• The data is evenly distributed.

• The data distribution has no gaps.

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Multiple Choice

The height in meters of some trees in an apple orchard is shown in the histogram.

Which statement about the data in the histogram is true?

• The distribution of the data is symmetrical, so the mean and the median are likely within the "7.1 - 8" meter category.

• The distribution of the data is symmetrical, so the mean and the median are likely outside the "7.1 - 8" meter category.

• The distribution of the data is asymmetrical, so the mean and the median are likely within the "7.1 - 8" meter category.

• The distribution of the data is asymmetrical, so the mean and the median are likely outside the "7.1 - 8" meter category.

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Fill in the Blanks

What is the mean amount of sales in December?

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Multiple Choice

The list shows the number of licenses issued every year to lobster boats in Massachusetts for a six-year period.

 

603, 589, 594, 606, 597, 601

 

What is the range of these data?

• 17

• 12

• 598

• 599

Fill in the Blanks

The list shows the area in square feet of each apartment available for rent in a building.

 

825, 780, 857, 642, 901, 887, 686, 774

 

What is the range of these areas in square feet?