the naturally occuring rate of a phenomenon in a population. This is typically compared with the rate of a phenomenon when influenced by a variable to determine by what degree the change influences the phenomenon.

BASE RATE: "The amount of daisies in a field over a set period of time can be defined as the base rate for daisies in that area."
Cite this page: N., Pam M.S., "BASE RATE," in, April 7, 2013, (accessed April 19, 2021).