PLEASE HELP Which of the following can be detemined exactly from a histogram?
А. mean
B. median
C. MAD
D. none of these

Answer this question only if you know the answer! 30 points and

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply