resistant
robust
undersampled
undersampling
qualitative research
disproportionate
nonproportionate
subsampling
nonsampling
undersample
incommensurable
studentization
selection bias
unacceptably
underfit
proportionlessness
healthy participant effect
nuisance parameter
biased
unstatistical
nonmultivariate
subcohort
minimum
neither fish nor fowl
suffer by comparison
unadjusted
impressionistic
multicohort
unmarginal
unproportionable
noncontributory
intravariability
nonmarginal
multisample
pluranimous
blithe
soft reference
oversample
nonstatistics
nonunanimous
ununanimous
unproportioned
nonsurvey
underfactorization
pseudostatistical
unselective
repeatability
uncorrelatable
nonsubtractive
aberrant