A1.1 Measures of Center & Spread Lesson

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Putting a certain set of data into the calculator gives these results. What is the number of data values in the data set here?

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Putting a certain set of data into the calculator gives these results. What is the mean of the data set here, rounded to the nearest hundredth (two decimal places)?

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Putting a certain set of data into the calculator gives these results. What is the median of the data set here,?

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Putting a certain set of data into the calculator gives these results. What is the minimum value of the data set here?

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Putting a certain set of data into the calculator gives these results. What is the maximum value of the data set here?

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Putting a certain set of data into the calculator gives these results. What is the range of the data set here (maximum value minus minimum value?

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Putting a certain set of data into the calculator gives these results. What is the first quartile (quartile 1) of the data set here?

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Putting a certain set of data into the calculator gives these results. What is the third quartile (quartile 3) of the data set here?

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Putting a certain set of data into the calculator gives these results. What is the inter-quartile range of the data set here (quartile 3 minus quartile 1)?

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Determine the mean of the following data set. Round to the nearest tenth (one decimal place) as needed.

7, 47, 43, 47, 25, 16, 18, 42, 5, 25, 2, 35

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Determine the median of the following data set. Round to the nearest tenth (one decimal place) as needed.

7, 47, 43, 47, 25, 16, 18, 42, 5, 25, 2, 35

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Determine the range of the following data set. Round to the nearest tenth (one decimal place) as needed.

7, 47, 43, 47, 25, 16, 18, 42, 5, 25, 2, 35

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Determine the interquartile range of the following data set. Round to the nearest tenth (one decimal place) as needed.

7, 47, 43, 47, 25, 16, 18, 42, 5, 25, 2, 35

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Determine the mode of the following data set. NOTE: There are TWO modes - include both!

7, 47, 43, 47, 25, 16, 18, 42, 5, 25, 2, 35