是。像加州,新增數字經常zigzag.
回答: 三天的下降不足以說明趨勢,因為每次都是周末下降。一周下降的話才顯示趨勢。陽性率下降反應了疫情的緩解。平台期一部分原因是因為測試放
由 learner_2
於 2020-04-28 10:42:57
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