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i have a problem....i want to calculate for example this:

x = [1 2 3 4 5 6] meanx = 3.5

y = [ ................ ] y = .... >>> calc: (xi - meanx )*(yi - meany)

the mean is calculate the casio 991es + in static mode...but how to calculate this 1st part:

(xi - meanx ) ?

in matlab we did like this:

( x - mx)*( x - mx)'

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# [991es+] how to calc: (xi - meanX) ?

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