MAT 133: Ch. 6 Review WS p.4 8. According to the CDC, 7.5% of children aged 6-17 have used prescription medication during the past six months. A medical researcher randomly selects 100 children aged 6-17. (Source) a. Find the following: (Give 2 decimal places for u and o) n = p = H = b. Interpret u and o in the context of the situation. c. Describe P(9) in words using the context of the situation. Give 4 decimal places and P(X) notation from StatCrunch: d. Find the probability that at least 4 of them have used prescription drugs in the past six months. e. Find the probability that between 5 and 10, inclusive, of them have used prescription drugs in the past six months. f. Find the probability that 12 of the children in the sample have used prescription drugs in the past six months. Would this be unusual? Explain