时间 | 置信水平 | 失败天数 | 失败率 | P值 |
疫情前 | 90% | 4 | 0.0200 | 0.500 |
95% | 2 | 0.0100 | 0.523 | |
99% | 1 | 0.0050 | 0.248 | |
疫情后 | 90% | 16 | 0.0557 | 0.502 |
95% | 10 | 0.0348 | 0.541 | |
99% | 1 | 0.0035 | 0.492 |