Consider the following information on a portfolio of three stocks: State of Economy Probability of State of Economy Stock A Rate of Return Stock B Rate of Return Stock C Rate of Return Boom .12 .05 .35 .57 Normal .52 .13 .15 .23 Bust .36 .19 –.14 –.38 Required: (a) If your portfolio is invested 42 percent each in A and B and 16 percent in C, what is the portfolio’s expected return, the variance, and the standard deviation?

The following items could appear on a bank reconciliation: a. outstanding checks, $670. b. deposits in transit, $1,500. c. nsf check from customer, no. 548, for $175. d. bank collection of note receivable of $800, and interest of $80. e. interest earned on bank balance, $20. f. service charge, $10. g. the business credited cash for $200. the correct amount was $2,000. h. the bank incorrectly decreased the business's by $350 for a check written by another business. classify each item as (1) an addition to the book balance, (2) a subtraction from the book balance, (3) an addition to the bank balance, or (4) a subtraction from the bank balance.