investors commonly use the standard deviation of the monthly percentage return for a mutualfund as a measure of the risk for the fund; in such cases, a fund that has a larger standard deviation is considered more risky than a fund with a lower standard deviation. the standard deviation for the american century equity growth fund and the standard deviation for the fidelitygrowth Discovery fund were recently reported to be 15.0% and 18.9%, respectively. assumethat each of these standard deviations is based on a sample of 60 months of returns. Do thesample results support the conclusion that the fidelity fund has a larger population variancethan the american century fund? which fund is more risky?
investors commonly use the standard deviation of the monthly percentage return for a mutual
fund as a measure of the risk for the fund; in such cases, a fund that has a larger standard deviation is considered more risky than a fund with a lower standard deviation. the standard deviation for the american century equity growth fund and the standard deviation for the fidelity
growth Discovery fund were recently reported to be 15.0% and 18.9%, respectively. assume
that each of these standard deviations is based on a sample of 60 months of returns. Do the
sample results support the conclusion that the fidelity fund has a larger population variance
than the american century fund? which fund is more risky?
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