<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:8px"><div id="yiv7783918856"><div><div style="color: rgb(0, 0, 0); font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-size: 8px; background-color: rgb(255, 255, 255);"><div id="yiv7783918856yui_3_16_0_6_1412211958901_4" class="yiv7783918856" style=""><span class="yiv7783918856" style="" id="yiv7783918856yui_3_16_0_6_1412211958901_42"><b class="yiv7783918856" id="yiv7783918856yui_3_16_0_1_1412211958901_2635" style=""><i class="yiv7783918856" id="yiv7783918856yui_3_16_0_1_1412211958901_2634" style="">O coeficiente de correlação pode ser aplicado a dados de calibração química, já que os valores de x são escolhidos e não aleatórios? Li em um artigo que o coeficiente de correlação é aplicável apenas a variáveis aleatórias, como
proceder? </i></b><br style=""></span></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_4" class="yiv7783918856" style="color: rgb(0, 0, 0); font-size: 8px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-style: italic; font-weight: bold; background-color: transparent;"><span class="yiv7783918856" style="" id="yiv7783918856yui_3_16_0_6_1412211958901_50"><b class="yiv7783918856" style="" id="yiv7783918856yui_3_16_0_6_1412211958901_49"><i class="yiv7783918856" style="" id="yiv7783918856yui_3_16_0_6_1412211958901_45"><br id="yiv7783918856yui_3_16_0_6_1412211958901_59"></i></b></span></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_4" class="yiv7783918856" style="color: rgb(0, 0, 0); font-size: 8px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-style: italic; font-weight: bold; background-color: transparent;"><span class="yiv7783918856"
style="" id="yiv7783918856yui_3_16_0_6_1412211958901_57"><b class="yiv7783918856" style="" id="yiv7783918856yui_3_16_0_6_1412211958901_56"><i class="yiv7783918856" style="" id="yiv7783918856yui_3_16_0_6_1412211958901_52">Att,</i></b></span></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_6" class="yiv7783918856" style=""></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_8" class="yiv7783918856" style=""> </div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" class="yiv7783918856" style=""><span style="font-weight:bold;font-style:italic;" id="yiv7783918856yui_3_16_0_6_1412211958901_10" class="yiv7783918856">Ari Clecius Alves de
Lima</span><br style="font-weight:bold;font-style:italic;" id="yiv7783918856yui_3_16_0_6_1412211958901_12" class="yiv7783918856"><span style="font-weight:bold;font-style:italic;" id="yiv7783918856yui_3_16_0_6_1412211958901_14" class="yiv7783918856">Engenheiro Químico</span><br style="font-weight:bold;font-style:italic;" id="yiv7783918856yui_3_16_0_6_1412211958901_16" class="yiv7783918856"><span style="font-weight:bold;font-style:italic;" id="yiv7783918856yui_3_16_0_6_1412211958901_18" class="yiv7783918856">Me. Engenharia Civil</span><br style="font-weight:bold;font-style:italic;" id="yiv7783918856yui_3_16_0_6_1412211958901_20" class="yiv7783918856"><span style="font-weight:bold;font-style:italic;" id="yiv7783918856yui_3_16_0_6_1412211958901_22" class="yiv7783918856">(085)88412345</span><br style="font-weight:bold;font-style:italic;" id="yiv7783918856yui_3_16_0_6_1412211958901_24" class="yiv7783918856"><span style="font-weight:bold;font-style:italic;"
id="yiv7783918856yui_3_16_0_6_1412211958901_26" class="yiv7783918856">(085)33669042</span></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" class="yiv7783918856" style="color: rgb(0, 0, 0); font-size: 8px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-style: italic; background-color: transparent;"><span style="font-weight:bold;font-style:italic;" class="yiv7783918856" id="yiv7783918856yui_3_16_0_6_1412211958901_39"><br class="yiv7783918856" style=""></span></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" style="background-color:transparent;" class="yiv7783918856"><b class="yiv7783918856" style=""><i class="yiv7783918856" style="">#Curva de calibraçao em química analítica</i></b></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" style="background-color:transparent;" class="yiv7783918856"><b class="yiv7783918856" style=""><i class="yiv7783918856"
style="">y=c(31527,26523,21318,15454,8902,6303,2530)</i></b></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" style="background-color:transparent;" class="yiv7783918856"><b class="yiv7783918856" style="" id="yiv7783918856yui_3_16_0_1_1412211958901_2639"><i class="yiv7783918856" style="" id="yiv7783918856yui_3_16_0_1_1412211958901_2638">x=c(50,40,30,20,10,5,2.5)</i></b></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" style="background-color:transparent;" class="yiv7783918856"><b class="yiv7783918856" style=""><i class="yiv7783918856" style="">lm.1=lm(y~x)</i></b></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" style="background-color:transparent;" class="yiv7783918856"><b class="yiv7783918856" style=""><i class="yiv7783918856" style="">library(chemCal)</i></b></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" style="background-color:transparent;" class="yiv7783918856"><b class="yiv7783918856" style=""><i
class="yiv7783918856" style="">calplot(lm.1)</i></b></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" style="background-color:transparent;" class="yiv7783918856"><b class="yiv7783918856" style=""><i class="yiv7783918856" style=""><br class="yiv7783918856" style=""></i></b></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" style="background-color:transparent;" class="yiv7783918856"><br class="yiv7783918856" style=""></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" style="background-color:transparent;" class="yiv7783918856"><b class="yiv7783918856" style=""><i class="yiv7783918856" style=""><span id="yiv7783918856yui_3_16_0_6_1412211958901_35" class="yiv7783918856" style=""></span></i></b></div><div id="yiv7783918856yui_3_16_0_6_1412211958901_32" style="font-style:italic;background-color:transparent;" class="yiv7783918856"><br class="yiv7783918856" style=""></div></div></div></div></div></body></html>