Question: A study has shown that there is a 40% chance that people who are 25 will still be alive when they are 85 years old.

A study has shown that there is a 40% chance that people who are 25 will still be alive when they are 85 years old. The researcher had randomly selected 3 college students aged 25. By using the binomial probability formula, what is the probability that the number alive at age 85 is two or three?

. Astudy has shown that there is a 40% chance that people who are 25 will still be alive when they are 85 years old. The researcher had randomly selected 3 college students aged 25. By using the binomial probability formula, what is the probability that the number alive at age 85 is two or three? 35.2% 21.6% 46% 28.8%

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