satreg <- lm(lwage76 ~ ed76*edu_1 + ed76*edu_2 + ed76*edu_3 +
ed76*edu_4 + ed76*edu_5 + ed76*edu_6 + ed76*edu_7 +
ed76*edu_8 + ed76*edu_9 + ed76*edu_10 + ed76*edu_11 +
ed76*edu_12 + ed76*edu_13 + ed76*edu_14 + ed76*edu_15 +
ed76*edu_16 + ed76*edu_17, data = nlsdata)
satmodel <- data.frame(Edu =nlsdata$ed76, Wage = predict(satreg))
当我点击提交按钮时,它会将我发送到付款页面,但它不会向我发送电子邮件,为什么?