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Unformatted text preview: deviation. (d) (8 points) From the R output of (a), write down the ANOVA table. Show all steps (as I did on the board). 2. Consider the following dataset. You have to enter the data manually. item x1 x2 x3 y 1 60.323 159.0 235.6 1947 2 61.122 145.6 232.5 1948 3 60.171 161.6 368.2 1949 4 61.187 165.0 335.1 1950 5 63.221 309.9 209.9 1951 6 63.639 359.4 193.2 1952 7 64.989 354.7 187.0 1953 8 63.761 335.0 357.8 1954 9 66.019 304.8 290.4 1955 10 67.857 285.7 282.2 1956 11 68.169 279.8 293.6 1957 12 66.513 263.7 468.1 1958 13 68.655 255.2 381.3 1959 14 69.564 251.4 393.1 1960 15 69.331 257.2 480.6 1961 16 70.551 282.7 400.7 1962 (a) (8 points) Fit a regression model with no intercept using the command > g = lm(y~x1+x2+x31) > summary(g) (b) (2 points) The value of multiple R 2 is 0.9983. So can you conclude that this is a very good t? 1...
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 Spring '08
 smith

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