According to the Keown book, the most popular personal financial management program for the PC is

Based on the data contained in Table A, what is the break-even point in units produced and sold?

TABLE A Average selling price per unit $18.00 Variable cost per unit $13.00 Units sold 400,000 Fixed costs $650,000 Interest expense $50,000 A) 130,000 B) 150,000 C) 180,000 D) 140,000

Over the next 30 days, economists forecast that the pound may weaken relative to the dollar by as much as 6%, or it may strengthen by as much as 7%

The possible values for the rate of change of the dollar–pound spot exchange rate are –7%, –5%, –3%, –1%, 0%, 2%, 4%, and 6%. If these values are equally likely, what are the mean and standard deviation of the future spot exchange rate if the current rate is $1.5845/£?