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A restaurant probability question

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Bob, Mary, and Jen go to dinner. Each orders a different meal. The waiter forgets who ordered which meal, so he randomly places the meals before the three diners. Let C be the event that a diner gets the correct meal and let N be the event that a diner gets an incorrect meal. Enumerate the sample space and then find the probability that:
Sample space: 1 means got their order ; o means did not get their order

a. No diner gets the correct meal
b. Exactly one diner gets the correct meal
c. Exactly two diners get the correct meal
d. All three diners get the correct meal

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Solution Summary

This solution shows how to calculate the probability of diners obtaining the meal they ordered at a restaurant.

Solution Preview

Let the order of the meals should be 1, 2, 3

Possible order of meal could be

1, 2, 3
1, 3, 2 ...

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