The table shown below lists the administrative and enrollment breakdowns for the schools of each municipality in Middlesex County, New Jersey. Using total enrollment as the independent variable and number of administrators as the dependent variable, run a simple regression by using information from both 1982–1983 and 1990–1991. Use the MINITAB or SAS programs.

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Year 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 Common stocks 24.0% 11.1 -8.5 4.0 14.3 19.0 - 14.7 -26.5 37.2 23.8 -7.2 6.6 18.4 32.4 -4.9 21.4 22.5 6.3 32.2 18.6 Corporate bonds -5.0 % 2.6 -8.1 18.4 11.0 7.3 1.1 -3.1 14.6 18.6 1.7 -.1 -4.2 -2.6 -1.0 43.8 4.7 16.4 30.9 18.5 Treasury bonds -9.2 % -.3 -5.1 12.1 13.2 5.7 -1.1 4.4 9.2 16.8 -.7 -1.2 -1.2 -4.0 1.8 40.3 .7 15.4 31.0 23.4 Rate of inflation 3.0 % 4.7 6.1 5.5 3.4 3.4 8.8 12.2 7.0 4.8 6.8 9.0 13.3 12.4 8.9 3.9 3.8 4.0 3.8 1.1