The sensitivity of your test should be written on the package. Enter percentages with the percent sign, e.g. '0.8' is the same as '80%'.

Specitivity

The specitivity of your test should be written on the package. Enter percentages with the percent sign, e.g. '0.8' is the same as '80%'.

Prior Odds

PriorOdds[1][InFavour]

PriorOdds[1][Against]

(Optional) Estimate your prior odds. For example, when you know that in your city 3,000 people are infected and 7,000 people are not infected, then you may estimate your prior odds as 3 : 7.