State one advantage of using the mean as a measure of central tendency.
- State one advantage of using the mean as a measure of central tendency.[1]
Mark scheme
Marking points from the official mark scheme (May/June 2019). The mark or mark type is shown in brackets.
- [1] 1 mark for the advantage.
- the mean takes all the data points into account;
- it is more representative than the median/mode;
- the median/mode ignore the effect of outliers;
- 'it works out the average' = 0 marks (description not advantage)
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