Top "Hypothesis-test" questions

Functions used to choose between competing hypotheses about one or more probability distributions.

T-test in Pandas

If I want to calculate the mean of two categories in Pandas, I can do it like this: data = {'Category': […

python pandas scipy statistics hypothesis-test
Confidence Interval for t-test (difference between means) in Python

I am looking for a quick way to get the t-test confidence interval in Python for the difference between means. …

python statistics hypothesis-test
R T-Test from N/Mean/SD

I know that if I have a set of data, I can run t.test to do a T test. …

r statistics hypothesis-test
How to write a loop to run the t-test of a data frame?

I met a problem of running a t-test for some data stored in a data frame. I know how to …

r loops dataframe statistics hypothesis-test
Multiple T-test in R

I have a 94 varibles(sample+proteins+group) and 172 observations in a matrix as: Sample Protein1 Protein2 ... Protein92 Group 1 1.53 3.325 ... 5.63 0 2 2.32 3.451 ... 6.32 0 . . . 103 3.24 4.21 ... 3.53 0 104 3.44 5.22 ... 6.78 1 . . . 192 6.75 4.34 ... 6.15 1 Some of …

r hypothesis-test
Kolmogorov-Smirnov test

I'm using the R function ks.test() to test the Uniform distribution of the R random number generator. I'm using …

r statistics simulation probability hypothesis-test
Testing the equality of multiple coefficients in R

I have the following model: y = b1_group1*X1 + b1_group2*X1 + b2_group1*X2 + b2_group2*X2 + ... + b10_group1*…

r hypothesis-test
doing t.test for columns for each row in data set

I have a set of data x which consists of 12 columns and 167 rows. The first column is compound Id for …

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Hypothesis Testing Skewness and/or Kurtosis in R

How do I specifically test the null and alternative hypothesis of the skewness and/or Kurtosis of a variable in …

r hypothesis-test
Can R visualize the t.test or other hypothesis test results?

I need to work with many hypothesis tests in R and present the results. Here is an example: > library(…

r hypothesis-test