In a study of water quality in different U.S. areas, researc…

In a study of water quality in different U.S. areas, researchers collected 100 water samples in each of four areas: west, midwest, south, and northeast. Each water sample was measured for three characteristics: acidity, color, and amount of sediment. Let denote the response for the characteristic of the water sample in the area. (4pts) For each pair of responses below, indicate whether or not they would be independent or correlated under the MANOVA model.i.   and ii. and (2pts) If the initial MANOVA test for this situation is found to be significant, what follow-up procedure would be appropriate to consider?

As a monopolist, the movie theater faces 2 groups of custome…

As a monopolist, the movie theater faces 2 groups of customers, which it can easily distinguish by checking if they have student ID. Student groups have a lower willingness to pay for a movie than the non-student group. Therefore, the monopolist charges different prices to groups of movie consumers with different demands. In this case, this type of price discrimination is: ________________________________