Melindy Dirks

6 Questions 10 Answers 0 Followers

Questions related from Melindy Dirks

Did I perform my glm right?

Some of you might recognize my question and the background, but I struggle with this issue for more than a month now and there is only little progress... Here some background info: I have a...

10 October 2020 4,704 7 View

Which test to use when comparing skewed proportional data between two groups?

Well... the title covers the whole problem. I have very skewed proportional data (the hatching success of a iguana. NOTE that it is a proportion for every nest. e.g. for nest N1, 9 hatchlings...

11 September 2020 3,301 4 View

How to perform and interpret a GLM on skewed proportional data?

Hi there, I know I already posted some questions on this issue, but I still cannot perform this GLM according to expectations. First, I have a dataset with multiple explanatory variables (e.g....

10 September 2020 8,969 8 View

AIC Not Available when performing a GLM; what went wrong?

Below the formula and output of a glm to determine if there is a relation between hatching success (proportional data from 0 to 1 + skewed towards the 1) and some other variables such as species,...

25 August 2020 6,359 4 View

Statistical test shows significant difference, but plot doesn't. Is this possible?

Hi all, First, I made a plot with on the x-axis two certain species and on the y-axis the number of eggs they laid. Very simple: we need a t-test to figure out if there is a significant...

23 August 2020 4,123 10 View

Two random factors in a Linear Mixed Model and Generalized Linear Mixed Model in R?

Hi there! A short summary of my data: I have song recordings of 60 birds (multiple recordings per bird). During the research period, some birds had more than one nest. Now I want to find out...

18 August 2020 1,401 3 View