Time Estimates (days) Optimistic Most Likely Pessimistic Activity 6 7 12 10 Start Finish 6 B - 1 00 un ur answer in each of the answer boxes. a. What is the expected completion time of the project? The expected completion time is days. (Enter your response as an integer.) b. What is the probability of completing the project in 22 days? Refer to the standard normal table. The probability of completing the project in 22 days is (Enter your response rounded to four decimal places.) c. What is the probability of completing the project in 18 days? The probability of completing the project in 18 days is (Enter your response rounded to four decimal places.)