10. The following table shows the annual returns on a portfolio of small stocks during the 20-year period from 1976 to 1995. What are the average return and standard deviation of this portfolio? How do they compare with the 1976-1995 average return and standard deviation of the common stock portfolio whose annual returns are shown in Table 1.1?

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1976: 57.38% 1977: 25.38 1978: 29.46 1979: 43.46 1980: 39.88 1981: 13.88% 1982: 28.01 1986: 6.85% 1991: 44.63% 1987: -9.30 1992: 23.35 1983: 39.67 1988: 22.87 1993: 20.98 1984: -6.67 1989: 10.18 1994: 3.11 1985: 24.66 1990: -21.56 1995: 34.46