Published: 13 April, 2021 | Volume 4 - Issue 1 | Pages: 016-027
Air- humidity in March vs COVID-19 mortality in German federal- states (circles). The size of the circles is proportional to the population of the federal- state; the labels are abbreviations for the largest cities of the federal lands. Red solid line shows the linear regression. Theil-Sen regression is shown with the blue dashed -line.