99% लोग नहीं जानते ये बातें | amazing facts | interesting facts | #shorts

Interesting Facts About Animals

An interesting fact about equivalent fractions

Iss fruit ke baare mein jaano ye Interesting fact..!!

Iss Video mein Eiffel Tower ke baare mein jaaniye ek interesting fact..!!

Iss Video mein Eiffel Tower ke baare mein jaaniye ek interesting fact..!!

A laboratory blood test is 99% effective in detecting a certain disease when it is in fact, present. However, the test also yields a false positive result for 0.5% of the healthy person tested (i.e. if a healthy person is tested, then, with probability 0.005, the test will imply he has the disease). If 0.1 percent of the population actually has the disease, what is the probability that a person has the disease given that his test result is positive?