(1) Show your work in each of the following problems (a) In order to estimate the true proportion of person who will exp
Posted: Mon Nov 15, 2021 10:48 am
(1) Show your work in each of the following problems (a) In order to estimate the true proportion of person who will experience some discomfort from a flu vaccine, to within 0.02 of the true value with 98% confidence, what is the number of people you need to survey? (b) Let X,X,..., X20 be a random sample of size 20 from N(100,49), a normal distribution with mean 100 and variance 49. Let S be the sample standard deviation, find P(S > 9.205).