The radio station kork is a conducting a telephone survey. the survey is conducted by selecting 4 pages at random from the telephone book and then interviewing every person on each of the selected pages. this is an example of which of the following sampling techniques?

For the equations below which statement is true ?

Can someone me i’m confused. will give brainliest and a whole bunch of points

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.