Ejercicios para la actividad 7. 1. Contrastar que, con el cambio de modelo de una máquina, el proceso se ha hecho más
variable. La varianza con el modelo anterior fue de 23.15. Se realizan 25 observaciones con el
nuevo modelo obteniéndose una varianza muestral
2. de 40.5. Utilice un 99% de confianza para realizar el contraste. (Contraste bilateral)

Which of the following best describes how the federal reserve bank banks during a bank run? a. the federal reserve bank regulates exchanges to prevent the demand for withdrawals from rising above the required reserve ratio. b. the federal reserve bank acts as an insurance company that pays customers if their bank fails. c. the federal reserve bank has the power to take over a private bank if customers demand too many withdrawals. d. the federal reserve bank can provide a short-term loan to banks to prevent them from running out of money. 2b2t

Transactions that affect earnings do not necessarily affect cash. identify the effect, if any, that each of the following transactions would have upon cash and net income. the first transaction has been completed as an example. (if an amount reduces the account balance then enter with negative sign preceding the number e.g. -15,000 or parentheses e.g. (15, cash net income (a) purchased $120 of supplies for cash. –$120 $0 (b) recorded an adjustment to record use of $35 of the above supplies. (c) made sales of $1,370, all on account. (d) received $700 from customers in payment of their accounts. (e) purchased equipment for cash, $2,450. (f) recorded depreciation of building for period used, $740. click if you would like to show work for this question: open show work

Suppose the real risk-free rate and inflation rate are expected to remain at their current levels throughout the foreseeable future. consider all factors that affect the yield curve. then identify which of the following shapes that the u.s. treasury yield curve can take. check all that apply.