A study in a primary school shows that children who received specialized training in athletics beteren the ages of five and eight had significantly higher improvement in sports to 3rd and 4th grade than thei classmates who did not recive such training. The sports masters argue that the introduction of this programs for all children aged between five and eight will significantly improve their chances of success in sports
Which of the given, if true, would most seriously, weaken the above argument?
Most parents do not have a deres of development they w their children
Physical abilities of children aged between reconstantly chan hence deciding the trainable age is not the solution
Those children in 3rd and 4th grades in the primary school who did rete training were physically weaker than theis dasmates who had previously