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Middle Years

11.02 Centre and spread

Interactive practice questions

Find the range of the following set of scores:

$20,19,3,19,18,3,16,3$20,19,3,19,18,3,16,3

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Less than a minute
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Find the median of $7,8,3,2$7,8,3,2. Leave your answer to one decimal place if necessary.

Find the median of this set of scores:

$3$3, $8$8, $13$13, $17$17, $19$19, $24$24, $26$26, $27$27

Find the mode of the following scores:

$3,3,6,8,8,8,8,10,14,14,14,14,18$3,3,6,8,8,8,8,10,14,14,14,14,18

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