1. The probability that a patient recovers from a rare blood disease is 0.4. If 15 people are known to have contracted this disease, what is the probability that a. Exactly 10 survive? b. 5 or 6 survive? c. From 5 to 10 survive d. At least 9 people survive e. At most 8 people survive 2. If W is the Gaussian (82, 7.2) random variable, calculate the following: a. P(W-50) b. P(W>60) C. P(W