/ləˈjistikəl/ /rəˈɡreSH(ə)n/
A malapropism often said in
error by
someone unfamiliar with statistics. The speaker likely means "logistic regression"(logit regression, or logit
model)
"Logistical regression" is said by one trying to sound like a smart data scientist. Hearing this may trigger contempt for the speaker.