(1)7÷50=0.14,3÷50=0.06;
故答案为:0.14,0.06.
(2)因为0.28+0.30=0.58>0.5,所以中位数应落在1.05~1.55范围内;
故答案为:1.05~1.55.
(3)0.28+0.30=0.58=58%;
故答案为:58%.
(4)让我们行动起来,在劳动中感恩父母吧!
(1)7÷50=0.14,3÷50=0.06;
故答案为:0.14,0.06.
(2)因为0.28+0.30=0.58>0.5,所以中位数应落在1.05~1.55范围内;
故答案为:1.05~1.55.
(3)0.28+0.30=0.58=58%;
故答案为:58%.
(4)让我们行动起来,在劳动中感恩父母吧!