wald test

Hi there! This is my first time posting but I've always been a frequent lurker on previous posts that have been super helpful, so apologies if I'm not following any appropriate etiquette. I am working on an RNA sequencing project and looking have different outputs, which provides either a...

Hey everyone. Can anyone help me implement these steps into R code? Using this system: [url=http://i.stack.imgur.com/J3qBB.png] I found this piece of R code which might be helpful: # Sample Size N <- 2^12; # Linear Model to Boostrap Model2Boot <- lm( mpg ~ wt...

As a newbie to bootstrapping, I'm having some trouble with developing with critical wald test scores for every observation in my panel dataset. I'm using a Seemingly Unrelated Regression to predict residuals, but then I'm unsure how to resample these and develop these critical wald test values...

Hello I'm been performing some survival and regression analyses corresponding to an event of interest being death or a certain surgical procedure, namely a shunt revision for pediatric neuro-surgical patients. I know how to properly execute the procedures w/i SPSS and am familiar w/ the...

Hello, I'm curious if I have coded my variables incorrectly for an analysis. Here's a brief explanation: Independent variables: X1: temperature (ordinal: 10 or 4 degrees C) X2: treatment group (categorical: exposed to pathogen or not) X3: sex (categorical...) X4: index of body...

Hi, I have the following results from a Granger test. Can someone tell me how to interpret them? I understand that p.val(ue) < 0.05 is significant for rejecting the null hypothesis. BUT do ftest or r2(squared) add info information? A g-cause B ftest = 7.523583 p.val = 0.006165445 R2 =...

I am trying to test whether or not there is a significant difference between maximum likelihood estimates of two genetic parameters (selection and dominance) across two environments with genotype data from a cross. There are three genotype classes, C11, C12, and C22, and I am looking to maximize...