consider a system which is idle 50% of the time, although customers can be served at an average rate of 10 an hour. assuming this system fits the description of m/m/1, what is the average amount of time a customer must wait in line for this service?

Which is part of the sales process? a. customer retention b. billing c. cost planning d. customer relations

Instructions: use the following information to construct the 2000 balance sheet and income statement for carolina business machines. round all numbers to the nearest whole dollar. all numbers are in thousands of dollars. be sure to read the whole problem before you jump in and get started. at the end of 1999 the firm had $43,000 in gross fixed assets. in 2000 they purchased an additional $14,000 of fixed asset equipment. accumulated depreciation at the end of 1999 was $21,000. the depreciation expense in 2000 is $4,620. at the end of 2000 the firm had $3,000 in cash and $3,000 in accounts payable. in 2000 the firm extended a total of $9,000 in credit to a number of their customers in the form of accounts receivable. the firm generated $60,000 in sales revenue in 2000. their cost of goods sold was 60 percent of sales. they also incurred salaries and wages expense of $10,000. to date the firm has $1,000 in accrued salaries and wages. they borrowed $10,000 from their local bank to finance the $15,000 in inventory they now have on hand. the firm also has $7,120 invested in marketable securities. the firm currently has $20,000 in long-term debt outstanding and paid $2,000 in interest on their outstanding debt. over the firm's life, shareholders have put up $30,000. eighty percent of the shareholder's funds are in the form of retained earnings. the par value per share of carolina business machines stock is

Consider the following information on stocks a, b, c and their returns (in decimals) in each state: state prob. of state a b c boom 20% 0.27 0.22 0.16 good 45% 0.16 0.09 0.07 poor 25% 0.03 0 0.03 bust 10% -0.08 -0.04 -0.02 if your portfolio is invested 25% in a, 40% in b, and 35% in c, what is the standard deviation of the portfolio in percent? answer to two decimals, carry intermediate calcs. to at least four decimals.