Question

Recent statistics show that 62% of people wash their hands after using the restroom.If you shake hands with three random people, what is the probability that all of them washed their hands after previously using the restroom?

Answer 1

p = 0.62

Explanation:

Probability that all three has washed their hands after previously using the restroom = 0.2383 approx. The probability that all of the 3 washed their hands after previously using the restroom is 0.2383. Explanation: It is given that, 62% of people wash their hands after using the restroom that is p = 0.62.