registered automobiles, including taxis, by state. The number of registered
automobiles per 1,000 residents follows an approximately normal distribution with
mean m = 514.6 and standard deviation s = 84.6. In the questions below, x =
number of registered automobiles per 1,000 residents.
(a) Find the probability that for a random sample of 4 states the sample mean, x
is between 475 and 525.
(b) Find the probability that for a random sample of 16 states the sample mean,
x is between 475 and 525.
(c) Compare your answers for parts (a) and (b) and give a reason for the
Recently Asked Questions
- Please refer to the attachment to answer this question. This question was created from SRM311_Online_CG_2016_0623_rs_. Additional comments: "What are some of
- Which of the following is not true of the phosphorus cycle ?
- Fahrenheit 451 1 How do Clarisse and Montag meet? 2 What state was Mildred in when Montag came home? 3 In Fahrenheit 451, what is Mildred’s reaction to