年份 | 2020年 | 2021年 | 2022年 | 2023年 | |||||||||
因素 | 水平 | 题量 | 占比 | 难度系数 | 题量 | 占比 | 难度系数 | 题量 | 占比 | 难度系数 | 题量 | 占比 | 难度系数 |
背景因素 | 无 背景 | 15 | 68.18% | 0.60 | 19 | 86.36% | 0.36 | 20 | 90.91% | 0.37 | 19 | 86.36% | 0.40 |
生活 背景 | 4 | 18.18% | 3 | 13.64% | 1 | 4.55% | 2 | 9.09% | |||||
科学 背景 | 3 | 13.64% | 0 | 0.00% | 1 | 4.55% | 1 | 4.55% | |||||
是否含参 | 无 参数 | 13 | 59.09% | 0.91 | 14 | 63.64% | 0.86 | 13 | 59.09% | 0.91 | 13 | 59.09% | 0.91 |
有 参数 | 9 | 40.91% | 8 | 36.36% | 9 | 40.91% | 9 | 40.91% | |||||
运算水平 | 简单数值运算 | 9 | 40.91% | 0.64 | 8 | 36.36% | 0.75 | 6 | 27.27% | 0.79 | 5 | 22.73% | 0.73 |
复杂数值运算 | 3 | 13.64% | 1 | 4.55% | 0 | 0.00% | 2 | 9.09% | |||||
简单符号运算 | 8 | 36.36% | 10 | 45.45% | 13 | 59.09% | 13 | 59.09% | |||||
复杂符号运算 | 2 | 9.09% | 3 | 13.64% | 3 | 13.64% | 2 | 9.09% | |||||
推理能力 | 简单 推理 | 14 | 63.64% | 0.86 | 16 | 72.73% | 0.77 | 10 | 45.45% | 1.05 | 11 | 50.00% | 1.00 |
复杂 推理 | 8 | 36.36% | 6 | 27.27% | 12 | 54.55% | 11 | 50.00% | |||||
知识含量 | 简单知识点 | 12 | 54.55% | 0.57 | 13 | 59.09% | 0.50 | 10 | 45.45% | 0.72 | 11 | 50.00% | 0.64 |
复杂知识点 | 9 | 40.91% | 9 | 40.91% | 9 | 40.91% | 9 | 40.91% | |||||
大于等于三 | 1 | 4.55% | 0 | 0.00% | 3 | 13.64% | 2 | 9.09% | |||||
思维方向 | 顺向 思维 | 17 | 77.27% | 0.80 | 16 | 72.73% | 0.84 | 19 | 86.36% | 0.74 | 20 | 90.91% | 0.71 |
逆向 思维 | 5 | 22.73% | 6 | 27.27% | 3 | 13.64% | 2 | 9.09% | |||||
认知水平 | 理解 | 2 | 9.09% | 1.04 | 3 | 13.64% | 1.01 | 3 | 13.64% | 1.11 | 3 | 13.64% | 1.08 |
运用 | 16 | 72.73% | 15 | 68.18% | 12 | 54.55% | 13 | 59.09% | |||||
分析 | 4 | 18.18% | 4 | 18.18% | 7 | 31.82% | 6 | 27.27% | |||||
综合难度 | 5.78 | 5.46 | 6.33 | 6.10 |