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Dear Sir or Madam? I am a doctor of urology,and I am engaged in developing a nomogram of bladder cancer. May I ask for your help on below issue? I set up a dataset which include 317 cases. I got the Binary Logistic Regression model by SPSS.And then I try to reconstruct the model ?lrm(RECU~Complication+T.Num+T.Grade+Year+TS)? by R-Project,and try to internal validate the model through

Dear all, I'm trying to make multiple comparisons for an lme-object. The data is for an experiment on parental work load in birds, in which adults at different sites were induced to work at one of three levels ('treat'; H, M, L). The response is 'feedings', which is a quantitative measure of nest provisioning per parent per chick per hour. Site is included as a random effect

Hola, Tengo la siguiente tabla cuyas columnas tienen un tamaño distinto, por lo que hay filas que tienen celdas en blanco: FORMA1 FORMA2 Parches5 Parches10 1 0.253164557 0.236607143 0.253164557 1.260869565 0.179531161 0.48 0.179531161 0.168721381 0.236607143 0.506122449 0.302480916 0.149076774 0.302480916 0.399408284 1.472727273 0.412958115