Decides to reject or not based on observed test statistic value tobs
and randomization values tvals
. The test may randomize to achieve the specified level alpha
when there are very few randomization values.
two_sided_test(tobs, tvals, alpha)
The observed value of the test statistic (scalar).
Vector of randomization values of the test statistic (to compare with tobs
).
Desired level of the test (between 0 to 1).
Test decision (binary).
Testing Statistical Hypotheses (Ch. 15, Lehman and Romano, 2006)