Calculate the beta of your portfolio, which comprises the following items:
(a) Olympic Steel stock, which has a beta of 2.2 and comprises 40 percent of your portfolio,
(b) Rent-a-Center stock, which has a beta of 1.5 and comprises 28 percent of your portfolio, and
(c) Lincoln Electric stock, which has a beta of 0.5 and comprises 32 percent of your portfolio