Mean (left) and Box-and-Whisker (right) Plots of daily deaths in warm period in Chisinau. (Means plot shows monthly death averages and Fisher’s Least Significance Differences intervals. The overlapping of intervals signifies that two means are the same with 95% confidence.) (The Box-and-Whisker Plot divides data into four equal areas of frequency. The central boxes cover the middle 50% of the mortality, the box’s sides are lower and upper 25% quartiles, the vertical line—the median, and the whiskers—the range. The means and outliers are marked as a single point ( and , resp.)).