Question

As the number of securities in a portfolio is increased, what happens to the average portfolio standard deviation? a) It decreases at an increasing rate. b)It increases at an increasing rate. c) It first decreases rapidly, then starts to decrease slowly as more securities are added. d) It decreases at a constent rate e) It increases at a decreasing rate.

Answer 1

c) It first decreases rapidly, then starts to decrease slowly as more securities are added.

Step-by-step explanation:

In the case when the number of securities in a portfolio is rises so the standard deviation of the average portfolio would first reduced instantly and after then it begins reduced in slowly manner according to the number of securities added

Therefore the correct option is c.

Hence, all the other options are wrong