Ascientist counts 25 bacteria present in a culture and finds that the number of bacteria triples each hour. the function y = 25 ∙ 3x models the number of bacteria after x hours. estimate when there will be about 1170 bacteria in the culture.

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.