A statistic is said to be biased if it
A) Systematically underestimates or overestimates a parameter
B) Has exactly the same value as the parameter
C) Is determined from a trimmed sample
D) Leads to an erroneous conclusion about the sample

Question

Quizplus · Accepted Answer

A biased statistic is one that does not accurately represent the parameter it is estimating because it systematically overestimates or underestimates the true value.

A Statistic Is Said to Be Biased If It