2. A particular drug therapy is known to have a 70% cure rate. For a drug trial consisting of 40 patients construct the Binomial distribution and the cumulative distribution. Graph both distributions....

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Extracted text: 2. A particular drug therapy is known to have a 70% cure rate. For a drug trial consisting of 40 patients construct the Binomial distribution and the cumulative distribution. Graph both distributions. Find the probability that: a) 20 people are cured. b) More than 30 people are cured. c) Between 17 and 25 people (inclusive) are cured. d) 10 people or fewer are cured. e) How many people do you expect to be cured?