Epidemiological terms are top of mind now, due to the pandemic. Here are two that often confuse: incidence and prevalence. For example, I encountered the following sentence on a popular medical web site: “Knee meniscal injuries are common with an incidence of 61 cases per 100,000 persons and a prevalence of 12% to 14%.” IContinue reading “Word of the Week – Incidence versus Prevalence”
Daily Archives: July 19, 2021
Why Statisticians Like Odds
In your introductory statistics class, probability took center stage. Odds were for gamblers. But it turns out odds play an important role in statistics, too. The relationship between the two is simple. To estimate the probability that event “A” will happen, we divide the number of times A occurs by the number of all events,Continue reading “Why Statisticians Like Odds”