Over the last 10 years four mutual funds all had the same mean rate of return, 12%. these mutual funds had different standard deviations. the standard deviations for mutual fund a 8%, mutual fund b 6%, mutual fund c 4%, mutual fund d 9%. which mutual fund investment is the most consistent in rate of return?
(a) together fund
(b) all for one fund
(c) co-joined investments
(d) mutual money

(C) Co-joined Investments

Explanation:

As it has a ewer standard deviation than their peers.

It is a more reliable option if the investor is more risk averse.

At more standard deviation, there is more change of both, a higher return than expected or a lower return than expected. Therefore, a more risk-averse will go into less standard deviation while another who is willingly to take the risk will go with another fund which deviation is higher.

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