Suppose that the distribution of typing rate in words per minute (wpm) for typists in a corporate office is approximately normal with a mean of 65 wpm and a standard deviation of 6 wpm. Suppose a random sample of 38 typists is selected. Answer the following questions. Answers must be rounded to 4 decimal places. [5+5 pts) . What is the probability that a random typist has a typing rate of at least 70 wpm? . What is the probability that the sample average typing rate is at most 68 wpm? Edit View Insert Format Tools Table 12pt v Paragraph B I U A 2 Ty V V V