[Stata Program]

input y x
0294 030
0247 032
0267 037
0358 044
0423 047
0311 049
0450 056
0534 062
0438 068
0697 078
0688 080
0630 084
0709 088
0627 097
0615 100
0999 109
1022 114
1015 117
0700 106
0850 128
0980 130
1025 160
1021 097
1200 180
1250 112
1500 210
1650 135
end
  
plot y x
generate sqrty = sqrt(y)
plot sqrty x

[Stata Output]
    
plot y x
  
    1650 +  
         |                                      *
         |  
         |  
         |                                                                 *
         |  
         |  
         |                              *
         |                                                      *
         |  
    y    |                        *    ***               *
         |                                    *
         |                                   *
         |  
         |                  *  *      *
         |                  * *   *
         |                         *
         |            *
         |       *  *   *
         |     *
     247 + * *   *
          +----------------------------------------------------------------+
               30                        x                             210
   
generate sqrty = sqrt(y)
  
plot sqrty x
  
 40.6202 +  
         |                                      *
         |  
         |                                                                 *
         |  
         |  
         |                              *                       *
         |  
    s    |                        *    ***               *
    q    |                                    *
    r    |                                   *
    t    |  
    y    |                  *  *      *
         |                    *   *
         |                         *
         |            *
         |          *
         |       *      *
         |     *
         | *     *
 15.7162 + * *
          +----------------------------------------------------------------+
               30                        x                             210