<html><head></head><body><div style="color:#000; background-color:#fff; font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_ym19_1_1503422618702_16144"><span id="yui_3_16_0_ym19_1_1503422618702_16145">Boa tarde a todos!!!</span></div><div id="yui_3_16_0_ym19_1_1503422618702_16146"><br clear="none" id="yui_3_16_0_ym19_1_1503422618702_16147"></div><div id="yui_3_16_0_ym19_1_1503422618702_16148"><span id="yui_3_16_0_ym19_1_1503422618702_16149">Ana Paula, normalidade de dados ser observada para ambas as amostras. Se elas são independentes, recai novamente na alternativa não-paramétrica, ou seja, aplicando testes não-paramétricos, como os de Kruskal-Wallis e Mann-Whitney.</span></div><div id="yui_3_16_0_ym19_1_1503422618702_16150"><br clear="none" id="yui_3_16_0_ym19_1_1503422618702_16151"></div><div id="yui_3_16_0_ym19_1_1503422618702_16152"><span id="yui_3_16_0_ym19_1_1503422618702_16153">Esperando ter ajudado,</span></div><div id="yui_3_16_0_ym19_1_1503422618702_16154"></div><div id="yui_3_16_0_ym19_1_1503422618702_16155"> </div><div id="yui_3_16_0_ym19_1_1503422618702_16156"><div style="margin-bottom: 0.0001pt; padding: 0px; line-height: normal; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;" id="yui_3_16_0_ym19_1_1503422618702_16157"><i id="yui_3_16_0_ym19_1_1503422618702_16158"><span style="color: rgb(0, 0, 191); font-size: medium;" id="yui_3_16_0_ym19_1_1503422618702_16159"><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_ym19_1_1503422618702_16160">Diogo Jerônimo</font></span></i></div><div style="margin-bottom: 0.0001pt; padding: 0px; line-height: normal; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;" id="yui_3_16_0_ym19_1_1503422618702_16161"><i id="yui_3_16_0_ym19_1_1503422618702_16162"><span style="color: rgb(0, 0, 191); font-size: medium;" id="yui_3_16_0_ym19_1_1503422618702_16163"><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_ym19_1_1503422618702_16164">Bacharel em Ciências Estatísticas - ENCE/IBGE</font></span></i></div><div style="margin-bottom: 0.0001pt; padding: 0px; line-height: normal; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;" id="yui_3_16_0_ym19_1_1503422618702_16165"><i id="yui_3_16_0_ym19_1_1503422618702_16166"><span style="color: rgb(0, 0, 191); font-size: medium;" id="yui_3_16_0_ym19_1_1503422618702_16167"><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_ym19_1_1503422618702_16168">Mestre em Metrologia - PUC-Rio/PósMQI</font></span></i></div><div style="margin-bottom: 0.0001pt; padding: 0px; line-height: normal; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;" id="yui_3_16_0_ym19_1_1503422618702_16169"><i id="yui_3_16_0_ym19_1_1503422618702_16170"><span style="color: rgb(0, 0, 191); font-size: medium;" id="yui_3_16_0_ym19_1_1503422618702_16171"><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_ym19_1_1503422618702_16172">CONRE: 8514 - SÉRIE A</font></span></i></div><div style="margin-bottom: 0.0001pt; padding: 0px; line-height: normal; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;" id="yui_3_16_0_ym19_1_1503422618702_16173"><i id="yui_3_16_0_ym19_1_1503422618702_16174"><span style="color: rgb(0, 0, 191); font-size: medium;" id="yui_3_16_0_ym19_1_1503422618702_16175"><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_ym19_1_1503422618702_16176">Cel:(21)99680-8535</font></span></i></div><div style="margin-bottom: 0.0001pt; padding: 0px; line-height: normal; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;" id="yui_3_16_0_ym19_1_1503422618702_16177"><i id="yui_3_16_0_ym19_1_1503422618702_16178"><span style="color: rgb(0, 0, 191); font-size: medium;" id="yui_3_16_0_ym19_1_1503422618702_16179"><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_ym19_1_1503422618702_16180">Email: diogojose21@yahoo.com.br</font></span></i></div><div style="margin-bottom: 0.0001pt; line-height: normal; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;" dir="ltr" id="yui_3_16_0_ym19_1_1503422618702_16181"><i id="yui_3_16_0_ym19_1_1503422618702_16182"><span style="line-height: 17.12px; color: rgb(0, 0, 191); font-size: medium;" id="yui_3_16_0_ym19_1_1503422618702_16183"><font face="Courier New, courier, monaco, monospace, sans-serif" id="yui_3_16_0_ym19_1_1503422618702_16184"><a href="http://lattes.cnpq.br/8996149312896520" id="yui_3_16_0_ym19_1_1503422618702_16190">http://lattes.cnpq.br/8996149312896520</a></font></span></i></div></div><div class="qtdSeparateBR" id="yui_3_16_0_ym19_1_1503422618702_16186"><br></div><div class="yahoo_quoted" id="yui_3_16_0_ym19_1_1503422618702_15968" style="display: block;"><div style="font-family: Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_ym19_1_1503422618702_15967"><div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_ym19_1_1503422618702_15966"><div dir="ltr" id="yui_3_16_0_ym19_1_1503422618702_15965"><font size="2" face="Arial" id="yui_3_16_0_ym19_1_1503422618702_15964"> <b><span style="font-weight:bold;">De:</span></b> ana paula coelho madeira via R-br <r-br@listas.c3sl.ufpr.br><br> <b><span style="font-weight: bold;">Para:</span></b> lista R <r-br@listas.c3sl.ufpr.br> <br> <b><span style="font-weight: bold;">Enviadas:</span></b> Terça-feira, 22 de Agosto de 2017 14:02<br> <b id="yui_3_16_0_ym19_1_1503422618702_15963"><span style="font-weight: bold;" id="yui_3_16_0_ym19_1_1503422618702_15962">Assunto:</span></b> [R-br] Teste t para amostras independentes<br> </font> </div> <div class="y_msg_container" id="yui_3_16_0_ym19_1_1503422618702_15971"><br><div id="yiv4110207471">
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<div id="yui_3_16_0_ym19_1_1503422618702_15969">Prezados colegas ,</div>
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<div id="yui_3_16_0_ym19_1_1503422618702_15972">Boa tarde! Preciso de uma ajuda no que se refere ao teste de comparação de médias de duas amostras. </div>
<div id="yui_3_16_0_ym19_1_1503422618702_15973">Tenho duas <span id="yui_3_16_0_ym19_1_1503422618702_16191">amostras independentes. </span><span id="yui_3_16_0_ym19_1_1503422618702_15974">Sei que para normalidade em ambas as amostras posso usar o t e se não for normal, uso não paramétrica. Mas como proceder diante ao fato de <span>uma amostra ter distribuição normal e a outra não.</span></span></div>
<div id="yui_3_16_0_ym19_1_1503422618702_15977"><span id="yui_3_16_0_ym19_1_1503422618702_15976"><span id="yui_3_16_0_ym19_1_1503422618702_15975">Desde já agradeço</span></span></div>
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<div id="yui_3_16_0_ym19_1_1503422618702_16192">Ana Paula</div>
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