Author Question: The United States can be divided into four geographical regions: Northeast, South, Midwest, and ... (Read 107 times)

j.rubin · **on:** Jul 24, 2018

The United States can be divided into four geographical regions: Northeast, South, Midwest, and West.

The Northeast region consists of 9 states; the South region consists of 16 states; the Midwest consists of 12 states; and the West consists of 13 states. If a survey is to be administered to the governors of 10 of the states and we want equal representation for the states in each of the four regions, how many states from the South should be selected? Round to the nearest whole state. A) 3 B) 4 C) 2 D) 5

Question 2

The number of road construction projects that take place at any one time in a certain city follows a Poisson distribution with a mean of 6. Find the probability that more than four road construction projects are currently taking place in the city.

A) 0.714943 B) 0.848796 C) 0.285057 D) 0.151204