variance
/ˈvɛɹiəns/
a measure of how spread out a distribution is
variance in a sentence
“High variance indicates data points are far from the mean.”
Origin of variance
Latin variantia, from variare to change
Related Words
standard deviation
the square root of variance; a measure of dispersion
distribution
a function showing all possible values and their probabilities
independent
events where one does not affect the probability of another
conditional probability
the probability of an event given that another has occurred
Bayes' theorem
a formula for updating probabilities based on new evidence
probability
a measure of the likelihood that an event will occur