男生的鞋号 | 女生的鞋号 | |||||||||||
33 | 37 | 34 | 34 | 36 | 38 | 32 | 34 | 35 | 34 | 34 | 33 | |
36 | 34 | 35 | 34 | 35 | 35 | 35 | 34 | 35 | 34 | 34 | 34 | |
37 | 34 | 34 | 38 | 34 | 36 | 34 | 35 | 35 | 33 | 37 | ||
35 |
四(6)班同学鞋号统计表

(2)从统计表中,你发现了什么?(最少写出2条)

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

