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9.035 Measures of centre

Interactive practice questions

Which measure of centre should we use for the following set of data?

$12,15,16,21,22,25$12,15,16,21,22,25

Median

A

Mean

B

Mode

C
Easy
< 1min

Which measure of centre would be best for the following data set?

$15,13,16,17,15,15,15$15,13,16,17,15,15,15

Easy
< 1min

Which measure of centre would be best for the following data set?

$8,10,14,18,19,91$8,10,14,18,19,91

Easy
< 1min

Consider the graph shown. Which measure(s) of center would best represent this data set?

Easy
< 1min
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Outcomes

2.1.8

investigate the suitability of measures of central tendency in various real-world contexts

2.1.9

investigate the effect of outliers on the mean and the median

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