Excel's _____ function can be used to compute the expected value of a discrete random variable. a. MEDIAN b. SUMPRODUCT c. VAR d. AVERAGE Exhibit 5-8 The student body of a large university consists of 60% female students. A random sample of 8 students is selected. What is the probability that among the students in the sample at least 7 are female? a. .0896 b. .0168 c. . 1064 d. .8936 Exhibit 5-11 The random variable x is the number of occurrences of an event over an interval of 10 minutes. It can be assumed the probability of an occurrence is the same in any two time periods of an equal length. It is known that the mean number of occurrences in 10 minutes is 5.3. The appropriate probability distribution for the random variable is _____. a. either discrete or continuous, depending on how the interval is defined b. binomial c. discrete d. continuous In the textile industry, a manufacturer is interested in the number of blemishes or flaws occurring in each 100 feet of ma...