I am working on a paper replication project and i need some advice on the following issue. The baseline regression is in the form: This regression ...

I currently struggle to apply the reverse option to my ttest. Here is a toy example: The following works: Note: works. After reading the es ...

When we have two 1-D arrays: and we can perform the t-test by the following: However, I would like to compare the columns of A and B where A ...

I am wanting to run paired t-tests on multiple variables (left vs right measurements) but am also wanting to then divide it up by sex and do a paired ...

If I wanted to do a t-test on this data, based on both categories, how would I refer to the categories? If I was doing the test on one category it ...

I am attempting to run an independent t-test but it is returning nan values in the output for some reason. So far in terms of troubleshooting, I have ...

I am trying to run this example code on my own df: However I keep getting this error message: If I have understood it correctly, x is any df tha ...

I have a load of survey data that I need to run a t-test through. It looks something like this (but not much like this, a dolphin is unlikely to be 52 ...

I have accuracy scores from two models on different datasets and languages, for example, I have this table for two models. is it correct if I take a ...

I'm trying to calculate mean and SD and then perform t.tests on three different measurements (height, weight, speed) between multiple subgroups. I st ...

I am trying to do a paired sample t-test analysis with SPSS, but the column that should hold the two-tailed significance is split in two: "1 sided p" ...

I have a data frame consisting of 3 groups each of which has multiple pre and post measurements. I would like to run perform paired t-tests for each p ...

I am working on a task where I have a data frame df.3 where I filtered the data frame Cars93 from library(MASS) to retain only the cars of two kinds o ...

I have a data set of gender and performance ratings in non-numeric raw data form. How can I test them after conversion from Non-numeric? ...

I know Z test is applied for Test concerning two proportions. Let there be two treatments with population proportions p1 and p2 and sample sizes of n ...

I made a data as follows: What I want to do is two sample t test. Two groups are divided by disease. So, I made the data into two groups like this: ...

I'm trying to run a simple t.test on a dataset counting the decision a beetle made between two options. I.E. a beetle walked toward or away from it's ...

How can extract statistics from this model. To conduct several T-tests I used this: How can I extract information about the p-value, t statistics, ...

I am using rstatix to perform multiple t-tests on a dataset which works very well, but I also need Cohen's d. rstatix also includes a function to calc ...

i have 4 classes of size (72,22,22) and i want to do anova1 for each pair of the (22,22) in those classes . for example; i wanna grab, let's say, pair ...