Question

Suppose you wish to estimate the difference between the mean addity for rainfails at two different locations, one in a relatively urolluted area and the other in an area subject to heavy air pollution, If you you estimate to become t tothen aret measurements is aperolmately 0.4 at both locat -n em, an th prob ba yM-0.9?. acero nately how-ra falls pn values mul ha e tobe duded in each sa ude? (awrne nau evaance of the pH that the samples will be of equal sze, Round your answer up to the nearest whale numbex.) rainfalls You may need to use the appropriate appendx table or technology to answer this question

Answer 1

O KT 16-482