Some sellers of used cars provide warranties to buyers, with the aim of reassuring buyers that the car is of good quality. these warranties reduce the chance of what occurring?

Consider a treasury bill with a rate of return of 5% and the following risky securities: security a: e(r) = .15; variance = .0400 security b: e(r) = .10; variance = .0225 security c: e(r) = .12; variance = .1000 security d: e(r) = .13; variance = .0625 the investor must develop a complete portfolio by combining the risk-free asset with one of the securities mentioned above. the security the investor should choose as part of her complete portfolio to achieve the best cal would be a. security a b. security b c. security c d. security d

Which of the following statements regarding the southern economy at the end of the nineteenth century is accurate? the south was producing as much cotton as it had before the civil war.

Which statement best describes the two reactions? abcl, + h2 → 2hci2h + h = he + inreaction a involves a greater change, and reaction b involves a change in element identity. reaction b involves a greater change and a change in element identityreaction a involves a greater change and a change in element identity. reaction b involves a greater change, and reaction a involves a change in element identity.