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Q1) Financial planners often recommend international mutual funds to boost overall performance of the investor's portfolio. Year's performance figures for U.S stock funds and for international stock are given, in percentages.
Year
U.S. Stock Funds (X)
International Stock Funds
1983
21.77
27.73
1984
-1.2
-4.71
1985
28.52
44.44
1986
14.53
41.4
1987
1.17
7.02
1988
15.75
17.43
1989
25.09
21.98
1990
-6.11
-12.07
1991
36.67
12.51
1992
9.11
-4.48
1993
9.17
25.65
a) Compute mean, median, variance, standard deviation
b) Using part(a), explain to investor differences between distribution of performance figures for the 2 kinds of stock funds.
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