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5 replies

V
ValeryOchkov24-Ruby IV
24-Ruby IV
April 21, 2016

See please the attach.

But you need not a spine interpolation but a fittings.

W
Werner_E25-Diamond I
25-Diamond I
April 22, 2016

Unfortunately I can't read P3.1 files (just 3.0).

So here is a file using spline interpolation and a few regressions.

Valey is showing a logistic model but with different data compared with the Excel sheet ?

V
VladimirN24-Ruby IV
24-Ruby IV
April 23, 2016

Werner,

Please find a PDF version of this worksheet in attachment.

W
Werner_E25-Diamond I
25-Diamond I
April 24, 2016

Thanks.

So I see what the problem is:

This second abscissa value has to be either an undefined variable (if you dispense with the units) or a range variable. I had shown how to do it in my first reply - here is the version using units

V
VladimirN24-Ruby IV
24-Ruby IV
April 23, 2016

When you create the plot you just need to increase the step for the variable argument of function.

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