9. Centre and Spread
Interactive practice questions
Identify the outlier(s) in the data set $\left\{73,77,81,86,131\right\}${73,77,81,86,131}.
Easy
< 1min
The marks achieved by students in a class on a particular math exam were: $69,79,86,72,86,77,73,82,81,76,83,47,87,70,80,85$69,79,86,72,86,77,73,82,81,76,83,47,87,70,80,85.
Identify the outlier(s).
Easy
< 1min
The marks achieved by students in a class on a particular math exam were: $58,63,58,59,64,68,68,30,73,25,72,61,65,69,75,72$58,63,58,59,64,68,68,30,73,25,72,61,65,69,75,72.
Easy
< 1min
The graph shows the annual net profit (in millions) of a company over a several year period. Identify the year in which the annual net profit is an outlier.
Easy
< 1min
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