Equations for calculating the error amount

Microsoft Office Excel 2003

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Equation

where:

s = series number

i = point number in series s

m = number of series for point y in chart

n = number of points in each series

yis = data value of series s and the ith point

ny = total number of data values in all series

M = arithmetic mean

ShowStandard Error

Equation

where:

s = series number

i = point number in series s

m = number of series for point y in chart

n = number of points in each series

yis = data value of series s and the ith point

ny = total number of data values in all series

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