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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>Hi All<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I do find ASHRAE Guideline 14 a little too hardcore for my basic understanding of statistics. I can plug any of the equations into Excel, but I’ve realised my statistics understanding is very limited! (I’m outed!)<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>We don’t actually have to work to G14 in the UK (probably good because my copy is a bit old). I finally realised I didn’t know enough after I’d been (lazily) using R2 in Excel on some monthly data. I thought that R2 > 0.9 was generally ok… yeah, it wasn’t.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>So, are there any easy to understand resources available?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I’ve been messing around with the IMT as well. It’s been fun going back to DOS <span style='font-family:"Segoe UI Emoji",sans-serif'>😊</span>. This got me into daily methods, which leads to my next question. Is there any reason why there isn’t a daily calibration option specified in G14?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Many thanks!<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-GB'>Chris Yates</span><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>