stata中,画tv1和yr的折线图,希望每一类r都画出一条折线,应该怎么办呢?谢谢~
- * Example generated by -dataex-. To install: ssc install dataex
- clear
- input int(r yr) float tv1
- 4 2000 .0001075039
- 8 2000 .0003308489
- 12 2000 .0232847
- 20 2000 .00005482789
- 24 2000 .006344696
- 28 2000 .00013987022
- 31 2000 .001736685
- 32 2000 .02686541
- 36 2000 .06186197
- 40 2000 .05627662
- end


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