1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | |
A | 12 | 18 | 15 | 20 | 22 | 30 | 28 | 45 | 42 | 45 |
B | 35 | 32 | 34 | 26 | 20 | 18 | 21 | 16 | 20 | 14 |
(1)哪种品牌衬衫6月上旬销售量高些?
(2)为了清楚地展示两种衬衫6月上旬销售情况的变化趋势,折线统计图和统计表,运用哪一种更合适,为什么
(3)如果你是商场经理,从上面的统计图中能得到哪些住息?它对你有什么帮助?
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