Understanding how these measures workwill help youbetter evaluate risk.

some might say even a minuscule risk of shark attack is worth avoiding,because all you’d miss out on is an ocean swim,while others wouldn’t even consider skipping a swim to avoid an objectively tiny risk
of shark attack.For all these reasons, risk evaluation is tricky at baseline,and reporting on risk can be misleading,especially when it shares some numbers in absolute terms and others in relative terms.Understanding how these measures work
will help you cut through some of the confusion and better evaluate risk.