CAIE S1 2014 November — Question 1

Exam BoardCAIE
ModuleS1 (Statistics 1)
Year2014
SessionNovember
TopicMeasures of Location and Spread
TypeCalculate statistics from raw data
1 Find the mean and variance of the following data. $$\begin{array} { l l l l l l l l l l } 5 & - 2 & 12 & 7 & - 3 & 2 & - 6 & 4 & 0 & 8 \end{array}$$
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