The normal height and weight standards for children aged 9- 1 1 year are as follows:

9-year-old boy, height 120- 14 1 cm, weight 19-3 1 kg.

The 9-year-old girl's height 1 19- 140 cm and weight 19-3 1 kg.

10-year-old boy height 124- 145 cm, weight 20-34 kg;

10-year-old girl's height 122- 148 cm and weight 20-34 kg.

1 1 year-old boy height 127- 15 1 cm, weight 20-38kg；;

1 1 year-old girl height 127- 154 cm weight 2 1-40 kg.