2) The College Board reported the following mean scores for the three parts of the SAT: Assume that the population standard deviation on each part of the test is o = 0. Critical Reading Mathematics Writing 502 515 494 a) For a random sample of 30 test takers, what is the sampling distribution of x for scores on the Critical Reading part of the test? b) For a random sample of 60 test takers, what is the sampling distribution of x for scores on the Mathematics part of the test? c) For a random sample of 90 test takers, what is the sampling distribution of x for scores on the Writing part of the test