All Forums  Origin Forum  Origin Forum  the definition of parameter's error

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Screensize: 640 x 480 800 x 600 1024 x 768 1280 x 1024 UserName: Password: Anti-Spam Code: Format Mode: Basic  Help  Prompt  Format: Font Andale Mono Arial Arial Black Book Antiqua Century Gothic Comic Sans MS Courier New Georgia Impact Lucida Console Script MT Bold Stencil Tahoma Times New Roman Trebuchet MS Verdana   Size 1 2 3 4 5 6   Color Black Red Yellow Pink Green Orange Purple Blue Beige Brown Teal Navy Maroon LimeGreen Message: * HTML is OFF * Forum Code is ON Smilies [quote][i]Originally posted by nomoyang[/i] [br]I fit the function y=ax to get the parameter a = 5.72 +/- 0.03. reduced chi^2 = 1.03 But I saw some book say 0.03 = (parameter's error)*sqrt(reduced chi^2) just for conservative. I don't know if origin use this definition above or I want to know the definition of "parameter's standard error" in origin. Thank you very much. ^^ [/quote]   Check here to include your profile signature. Check here to subscribe to this topic.