![]() ![]() ![]() The bars on chart 1 are ranges of values for an estimate which we are 95% confident that the ‘true’ value falls in. The 95% confidence level is the standard against which statistics are typically tested. This means that it is impossible to be sure of the precise number of fatalities, so ranges and confidence intervals are used for fatalities throughout the publication. These statistics, especially the number of fatalities, are subject to considerable uncertainty (see sampling uncertainty below). ![]()
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