27. Portfolio variance is also called

a. market risk.

b. total risk.

c. business risk.

d. diversifiable risk.

d. If correlation is positive, covariance will be smaller than correlation.

28. The equation for the variance of a five-security portfolio has _____ correlation terms and ______ variance terms.

a. 5

b. 10

c. 15

d. 20

49. The Sharpe measure related return to _____ risk.

a. market

b. total

c. unsystematic

d. business