from the konwn data there is roughly an 85% chance that a person of age 20 years will be alive at age 75 years.suppose that 4 people of age 20 years are selected at random.what is the probability that the number alive at age 75 years will be atleast 3?
Answers
Answered by
0
Answer:
don't know
Step-by-step explanation:
plz shhsbdbvdvd
Similar questions