男生:23,39,37,36,42,30,31,32,34,40
女生:30,25,35,46,50,46,43,42,36,51
(1)将这些数据整理后填写在表格里。
四年级体育社团的同学踢毽子成绩统计表
成绩(个)/ 人数性别 | 30以下 | 30~39 | 40~49 | 50及50以上 |
男生 | ||||
女生 |
(3)整体来看,男生和女生相比,
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2