hlth 335

Question 95. Page 293 More than 96% of the largest colleges and universities (>15,000 enrollments) have some online course offerings. Suppose you randomly pick 13 such institutions. We are interested in the number that offer distance learning courses. a. Define the random variable X. b. List the possible values that X might take on. c. Give the distribution of X. X ~ ( , ) d. On average, how many schools would you expect to offer such courses? e. Find the probability that at most ten ...

Be sure to support your solutions with the supporting SAS code, where appropriate. Question (not from textbook) A and B are mutually exclusive events. P(A) = 0.3; P(B) = 0.6. Find a. P(A and B) = b. P(A∣B) = c. P(A or B) =

Researchers are conducting a clinical trial on influenza vaccinations. a. The research is funded by the producers of one of the vaccines in question. b. There are only two types of vaccinations included in the research: influenza vaccine and chicken pox vaccine. c. 25% of subjects experienced negative side effects from Vaccine A, 15% of subjects experienced negative side effects from Vaccine B, and the remainder had no side effects. The researchers claim that subjects experience fewer side ef...