check_parametric {automatedtests} | R Documentation |
Internal: Check if a numeric vector follows a normal distribution
Description
This function checks whether a numeric vector is approximately normally distributed,
using the Shapiro-Wilk test for small samples (n < 5000) and the Anderson-Darling test
for larger ones. If the input is not numeric, the function returns NULL
.
Usage
check_parametric(data)
Arguments
data |
A numeric vector to test for normality. |
Value
A list containing:
- test
Name of the test used ("Shapiro-Wilk Test" or "Anderson-Darling Test")
- statistic
The test statistic
- p_value
The p-value from the test
- result
Logical;
TRUE
if p > 0.05 (assumed normal),FALSE
otherwise
Returns NULL
if input is not numeric.
[Package automatedtests version 0.1.2 Index]