Understanding Data

Effects of Changes to Data

A set of data points has a median of $45$ . If we multiplied all the data points by $\frac{1}{5}$ , what would be the new median?

45 225 9 5

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A set of data points has a mean of $10$ . If we multiplied all the data points by $2$ , what would be the new mean?

10 20 2 5

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A set of data points has a median of $16$ . If we added $2$ to all the data points, what would be the new median?

32 18 16 2

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A set of data points has a range of $10$ . If we added $2$ to all the data points, what would be the new range?

10 5 8 12

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A set of data points has a range of $12$ . If we multiplied all the data points by $2$ , what would be the new range?

12 6 2 24

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