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April 19, 2015

April 19, 2015

Posted by **Anonymous** on Tuesday, October 30, 2012 at 11:09am.

(a) What is the probability that a person selected at random from the general population is senior citizen who will get the flu this season?

1

(b) What is the probability that a person selected at random from the general population is a person under age 65 who will get the flu this year?

2

(c) Repeat parts (a) and (b) for a community that has 90% senior citizens.

(a)

(b)

(d) Repeat parts (a) and (b) for a community that has 45% senior citizens.

(a)

(b)

- statistics -
**PsyDAG**, Tuesday, October 30, 2012 at 2:55pma. The probability of being a senior citizen = .15. The probability of a senior citizen getting the flu = .12.

The probability of both/all events occurring is found by multiplying the individual probabilities.

Use the same process for the remaining problems.

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