Imagine you now work for Dan's Pet Empurrium, the World's Greatest purveyor of cat-related items. You've been tasked with managing the customer flow for the checkout process. You've decided to start by analyzing the current set-up. Using the information below, report the average time a customer waits in line in minutes (rounded to the nearest tenth of a minute, i. e., one decimal). Current Set up:
# servers Arrival rate Service rate # of lines
1 3 customers/per hour 4.0 min/customers 1

Answer the following questions using the data given below. annual percent return on mutual funds (n = 17) last year (x) this year (y) 11.9 15.4 19.5 26.7 11.2 18.2 14.1 16.7 14.2 13.2 5.2 16.4 20.7 21.1 11.3 12.0 –1.1 12.1 3.9 7.4 12.9 11.5 12.4 23.0 12.5 12.7 2.7 15.1 8.8 18.7 7.2 9.9 5.9 18.9

Arnold rossiter is a 40-year-old employee of the barrington company who will retire at age 60 and expects to live to age 75. the firm has promised a retirement income of $20,000 at the end of each year following retirement until death. the firm's pension fund is expected to earn 7 percent annually on its assets and the firm uses 7% to discount pension benefits. what is barrington's annual pension contribution to the nearest dollar for mr. rossiter? (assume certainty and end-of-year cash flows.)

One of the benefits of a well designed ergonomic work environment is low operating costs is true or false