Suppose that the weight of navel oranges is normally distributed with mean u and standard deviation a 8 ounces, = 1.5 ounces. determine t such that p(7.53 s x t) i. 0.8. which value characterizes 5% of navel oranges with lowest weight? b. entry to a certain university is determined by a national test. the sco variable random with a mean of 500 and a standard deviation of 100. if a sample of 40 of i. ores on this test are these scores is taken s determine t such that p(x