https://bugs.documentfoundation.org/show_bug.cgi?id=142643
Bug ID: 142643
Summary: LibreOffice Calc power regression coefficients error
Product: LibreOffice
Version: 7.0.6.2 release
Hardware: All
OS: Windows (All)
Status: UNCONFIRMED
Severity: normal
Priority: medium
Component: Calc
Assignee: libreoffice-bugs@lists.freedesktop.org
Reporter: edwardson...@protonmail.ch
Description:
After selecting x and y data for power regression (y = ax^b) the results for a
and b are incorrect. Cells for "Intercept" and "LN(X1)" are erroneous.
Steps to Reproduce:
X Y
------------
1 2.7
2 4
3 4.4
4 7.1
5 4.9
6 3.6
7 4
8 0.6
9 1
10 4.3
Actual Results:
Confidence level 0.99
Coefficients
Intercept 1.57125263268399
LN(X1) -0.310308529671727
Expected Results:
a = 4.812672931
b = -0.3103085297
Reproducible: Always
User Profile Reset: No
Additional Info:
a = 4.812672931
b = -0.3103085297
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