Powerfunction fitting

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Blaubeer Marmelade

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Nov 1, 2025, 3:23:08 PMNov 1
to Free42 & Plus42
Hello,
Given the following input:

(CLEAR)
CLSigma
(MATRIX)
[[ 1   1 ][ 2   1.5 ]]
(STAT)
Sigma+
cfit
modl
pwrf 
(EXIT)
slope or yint

I get message "Invalid forecast model" instead of values.
Am I wrong with expectation   slope=0.585  and  yint=1 ?
BR
Dominik

Vincent Weber

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Nov 1, 2025, 3:33:18 PMNov 1
to Free42 & Plus42
I tried with both free42 and Plus42, and both lead to correct results! 

Blaubeer Marmelade

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Nov 1, 2025, 4:20:15 PMNov 1
to Free42 & Plus42
Oh yes... I just realized, LinSigma was on instead of AllSigma#%&!!!
Thank you, Vincent, for your fast feedback!

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