指数法预测销售成本订货量销售成本6048012080020010003001100400120050013006001400700150080015809001600预计订货量图表公式预测销售成本函数预测销售成本11002260.082348.7812502665.522784.7214003143.703301.5715503707.663914.3418004881.255198.6520006082.416523.4201002003004005006007008009001000020040060080010001200140016001800f(x)=673.945400522737exp(0.00113500237783014x)R²=0.783234362224448销售成本销售成本Exponential(销售成本)90010003500237783014x)销售成本Exponential(销售成本)