Explore BrainMass
Share

Probability Study Questions

This content was STOLEN from BrainMass.com - View the original, and get the already-completed solution here!

A study by the National Park Service revealed that 50 percent of vacationers going to the Rocky Mountain region visit Yellowstone Park, 40 percent visit the Tetons, and 35 percent visit both.

a. What is the probability a vacationer will visit at least one of these attractions?

b. What is the probability .35 called?

c. Are the events mutually exclusive? Explain.

© BrainMass Inc. brainmass.com December 19, 2018, 10:15 pm ad1c9bdddf
https://brainmass.com/statistics/probability/probability-study-questions-85144

Solution Preview

Hello

A study by the National Park Service revealed that 50 percent of vacationers going to the Rocky Mountain region visit Yelloestone Park, 40 percent visit the Tetons, and 35 percent visit both.

Probability that vacationer visits Yelloestone Park P(Y) = 50% or 0.5
Probability that vacationer visits Tetons P(T) = 40% or ...

Solution Summary

This solution calculates the probability that a vacationer visits at least on of these attractions, it discusses the meaning of the 35% and explains why the events are not mutually exclusive.

$2.19