Las personas llegan al azar a un cajero bancario a una tasa promedio de 10 por hora. Si el cajero tarda un promedio de 5 minutos en atender a cada cliente, ¿cuál es el número promedio de clientes en la cola y cuánto tiempo esperan para ser atendidos? ¿Qué sucede si el tiempo promedio de servicio aumenta a 1 o 2 minutos?

Identify the accounting assumption or principle that is described below. (a) select the accounting assumption or principle is the rationale for why plant assets are not reported at liquidation value. (note: do not use the historical cost principle.) (b) select the accounting assumption or principle indicates that personal and business record-keeping should be separately maintained. (c) select the accounting assumption or principle assumes that the dollar is the "measuring stick" used to report on financial performance. (d) select the accounting assumption or principle separates financial information into time periods for reporting purposes. (e) select the accounting assumption or principle measurement basis used when a reliable estimate of fair value is not available. (f) select the accounting assumption or principle dictates that companies should disclose all circumstances and events that make a difference to financial statement users.

Security a has a higher standard deviation of returns than security b. we would expect that: (i) security a would have a risk premium equal to security b. (ii) the likely range of returns for security a in any given year would be higher than the likely range of returns for security b. (iii) the sharpe ratio of a will be higher than the sharpe ratio of b. (a) i only (b) i and ii only (c) ii and iii only (d) i, ii and iii

The new york company produces high quality chairs. variable manufacturing overhead is applied at a standard rate of $12 per machine hour. each chair requires a standard quantity of six machine hours. production for the month totaled 4,000 units. calculate: the standard cost per unit for variable overhead. select one: a. $130,000 b. $192,000 c. $90,000 d. $100,000