Students who participated in a study of the relationship between confidence and college success, with the results r = .78, indicating that 61% of the variance in college success was accounted for by the students' confidence. upon learning this, your statistics classmate decided that if he worked to increase his confidence, he would certainly become more successful in college. what would you say to him in response to his idea?

Western electric has 32,000 shares of common stock outstanding at a price per share of $79 and a rate of return of 13.00 percent. the firm has 7,300 shares of 7.80 percent preferred stock outstanding at a price of $95.00 per share. the preferred stock has a par value of $100. the outstanding debt has a total face value of $404,000 and currently sells for 111 percent of face. the yield to maturity on the debt is 8.08 percent. what is the firm's weighted average cost of capital if the tax rate is 39 percent?