The file P03_30.xlsx gives monthly exchange rates (units of local currency per U. S. dollar) for nine currencies. Technical analysts believe that by charting past changes in exchange rates, it is possible to predict future changes of exchange rates. After analyzing the autocorrelations for these data, do you believe that technical analysis has potential?

Marcus nurseries inc.'s 2005 balance sheet showed total common equity of $2,050,000, which included $1,750,000 of retained earnings. the company had 100,000 shares of stock outstanding which sold at a price of $57.25 per share. if the firm had net income of $250,000 in 2006 and paid out $100,000 as dividends, what would its book value per share be at the end of 2006, assuming that it neither issued nor retired any common stock?