Answer:
First, there's concern that weightlifting will cause the growth plates in a child's bones to fuse together prematurely, which will in turn hinder their overall growth. The other concern is that weightlifting can somehow fracture growth plates, and consequently stunt growth that way.- info from
When Can Kids Start Lifting Weights? | The Art of Manliness
Explanation:
1). Trim your data prior to analysis, making it easier to focus on analysis.
2). Never perform analysis on the master
copy of your data.
3). Base your hypothesis in theory, not on a hunch (or on the data).
4). Accept that you may not find "significance".
5). Check assumptions BEFORE you analyze your data.
6). Carefully select your analysis.