Beta Roberta Clark has a portfolio comprised of the following three stocks: Expected Stock Share Price Number of dividend next shares year(D1) Westport $28.21 2,000 $1.70 SignalChem $41.50 1,500 $3.25 RE Royalties $15.45 3,500 $1.80 Constant dividend growth rate 5% 8% 4% 0.85 1.25 1.70 The risk-free is currently 5% and the market risk premium is 7%. What is the Beta of Roberta Clark's portfolio