统计2体重.doc

统计二班的体重
44-45.9
2
46-47.9
1
48-49.9
2
50-51.9
6
52-53.9
2
54-55.9
6
56-57.9
2
58-59.9
1
60-61.9
4
62-63.9
0
64-65.9
2
66-67.9
0
68-69.9
0
70-71.9
1
72-72.9
0
73-74.9
0
75-76.9
0
77-78.9
0
79-79.9
0
80-81.9
0
82-83.9
0
84-85.9
0
86-87.9
0
88-89.9
1