文件136 销售量与利润总额回归分析
销量与利润总额统计表月份 销售量(万件) 利润总额(万元)1 191 413.582 214 4203 254 4334 284 4355 313 4656 334 534SUMMARY OUTPUT回归统计Multiple R 0.847572272R Square 0.718378757Adjusted R Square0.624505009标准误差 28.1163583观测值 5方差分析df SS MS F Significance F回归分析 1 6049.611188 6049.611 7.652605 0.069782残差 3 2371.588812 790.5296总计 4 8421.2Coefficients 标准误差 t Stat P-value Lower 95%Intercept 228.6716596 83.63346088 2.734213 0.071686 -37.4873191 0.817470838 0.295506887 2.766334 0.069782 -0.12296RESIDUAL OUTPUT PROBABILITY OUTPUT观测值 预测 413.58 残差 标准残差 百分比排位1 403.6104189 16.38958112 0.673098 102 436.3092524 -3.309252386 -0.13591 303 460.8333775 -25.83337752 -1.06094 504 484.5400318 -19.54003181 -0.80248 705 501.7069194 32.29308059 1.326233 901 9 1 L i n e F i t P l o t40035030025020015010050001002003004005006001 9 1413.58利 润 总 额 预 测 利 润 总 额Upper 95%下限 95.0%上限 95.0%494.8307 -37.4873 494.83071.757906 -0.12296 1.757906413.58420433435465534N o r m a l P r o b a b i l i t y P l o t10090807060504030201000100200300400500600S a m p l e P e r c e n t i l e413.58Significance FPROBABILITY OUTPUT1 9 1 L i n e F i t P l o t40035030025020015010050001002003004005006001 9 1413.58利 润 总 额 预 测 利 润 总 额