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我要做到以下幾點:下面的另一個數據幀添加數據幀
我有一個實際的銷售數據幀
Dates Actual
24/04/2017 58
25/04/2017 59
26/04/2017 58
27/04/2017 154
28/04/2017 117
29/04/2017 127
30/04/2017 178
預測值的另一個數據幀
Dates Predicted
01/05/2017 68.54159
02/05/2017 90.7313
03/05/2017 82.76875
04/05/2017 117.48913
05/05/2017 110.3809
06/05/2017 156.53363
07/05/2017 198.14819
添加預測以下列方式在實際數據框下方的銷售數據框:
Dates Actual Predicted
24/04/2017 58
25/04/2017 59
26/04/2017 58
27/04/2017 154
28/04/2017 117
29/04/2017 127
30/04/2017 178
01/05/2017 68.54159
02/05/2017 90.7313
03/05/2017 82.76875
04/05/2017 117.48913
05/05/2017 110.3809
06/05/2017 156.53363
07/05/2017 198.14819
你忘了,包括解決它的方法用基本的R:merg e(d1,d2,all = T)' –