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Section 6: Functions continue102
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Again, as in the use of MEAN , the easiest way to
accumulate the required data in the statistical registers is by using
the Σ+ function.
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Example: Below is a chart of monthly maximum and
minimum winter (October-March) rainfall for a 79-year
period in Corvallis, Oregon. What are the average maximum
and minimum rainfalls and the standard deviation of the
maximum and minimum rainfalls? Rainfall amounts are given
in inches.
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October
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November
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December
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January
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February
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March
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Maximum
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Minimum
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