1958 0.891737892 1973 0.462274176 1988 0.25498154 2003 0.338830481
1959 0.77589852 1974 0.470699433 1989 0.188253448 2004 0.34642099
1960 0.567514677 1975 0.480802792 1990 0.16998146 2005 0.345885531
1961 0.655612245 1976 0.478723404 1991 0.174150072 2006 0.362503118
1962 0.493630573 1977 0.517394523 1992 0.196669303 2007 0.391804639
1963 0.457865169 1978 0.387939221 1993 0.203584701 2008 0.360658401
1964 0.412946429 1979 0.407829181 1994 0.217488893 2009 0.385552957
1965 0.416826004 1980 0.229661445 1995 0.198369648 2010 0.411762514
1966 0.440207972 1981 0.242644249 1996 0.198531702
(1)判断城乡居民人民币活期储蓄存款年底余额占储蓄存款年底余额比例序列的平稳性与随机性.
(2)如果序列平稳非白噪声,选择适当模型拟合该序列的发展.
(3)利用拟合模型,预测2010年之后五年的城乡居民人民币活期储蓄存款年底余额占储蓄存款年底余额比例.