A teacher has collected the following sample data of the number of children abse...
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A teacher has collected the following sample data of the number of children absent from the grade 7 class per day, in the past week:
3; 5; 12; 3; 2
Determine the sample variance of the data set to one decimal place.
[Answer format: dd,d (d: digit)]
[Example of an answer in the correct format: 12,3]
Ensure that your answer is typed in the correct format otherwise you will forfeit the mark!
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