• 2021-04-14
    下图是某披萨店的数据,若通过内建函数法分别计算一元线性回归模型y=a+bx的参数a和b,可使用下列( )组公式计算。 ① =INTERCEPT(C2:C11,B2:B11) ② =INTERCEPT(C2:C11, A2:A11) ③ =SLOPE(C2:C11,A2:A11) ④ =SLOPE(C2:C11,B2:B11)http://image.zhihuishu.com/zhs/onlineexam/ueditor/201808/958529c35a504f1da2454130efbb0c17.png