零件数x/个 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 |
加工时间y/分 | 62 | 68 | 75 | 81 | 89 | 95 | 102 | 108 | 115 | 122 |
i | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
xi | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 |
yi | 62 | 68 | 75 | 81 | 89 | 95 | 102 | 108 | 115 | 122 |
xiyi | 620 | 1 360 | 2 250 | 3 240 | 4 450 | 5 700 | 7 140 | 8 640 | 10 350 | 12 200 |
| 杂质高 | 杂质低 |
旧设备 | 37 | 121 |
新设备 | 22 | 202 |
| B | 总计 | |
A | 39 | 157 | 196 |
29 | 167 | 196 | |
总计 | 68 | 324 | 392 |
| Y1 | Y2 | 总计 |
X1 | a | b | a+b |
X2 | c | d | c+d |
总计 | a+c | b+d | a+b+c+d |
© 2017-2019 超级试练试题库,All Rights Reserved.