For a large population of people, the probability distribution for the random variable X = the number of meals a person ate yesterday and the assigned probabilities is given below: Meals, X Probability (a) Find P(X= 5), the probability that a randomly selected person ate 5 meals yesterday. P(X= 5) = 1 2 3 4 5 0.17 0.35 0.24 0.17 ? (b) Find P(X ≤ 2), the probability that a randomly selected person ate 2 or fewer meals yesterday. P(X ≤ 2) = (c) Find the probability that a randomly selected person ate 1 meal or ate 5 meals yesterday. P = (d) Find P(X> 1), the probability that a randomly selected person ate more than 1 meal yesterday. P(X > 1) =
For a large population of people, the probability distribution for the random variable X = the number of meals a person ate yesterday and the assigned probabilities is given below: Meals, X Probability (a) Find P(X= 5), the probability that a randomly selected person ate 5 meals yesterday. P(X= 5) = 1 2 3 4 5 0.17 0.35 0.24 0.17 ? (b) Find P(X ≤ 2), the probability that a randomly selected person ate 2 or fewer meals yesterday. P(X ≤ 2) = (c) Find the probability that a randomly selected person ate 1 meal or ate 5 meals yesterday. P = (d) Find P(X> 1), the probability that a randomly selected person ate more than 1 meal yesterday. P(X > 1) =
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.4: Discrete Random Variables; Applications To Decision Making
Problem 2E
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Question
![For a large population of people, the probability distribution for the random variable X = the number of meals a person ate
yesterday and the assigned probabilities is given below:
Meals, X
Probability
(a) Find P(X= 5), the probability that a randomly selected person ate 5 meals yesterday.
P(X= 5) =
1
3
4 5
0.17 0.35 0.24 0.17 ?
(b) Find P(X ≤ 2), the probability that a randomly selected person ate 2 or fewer meals yesterday.
P(X ≤ 2) =
(c) Find the probability that a randomly selected person ate 1 meal or ate 5 meals yesterday.
P =
(d) Find P(X > 1), the probability that a randomly selected person ate more than 1 meal yesterday.
P(X > 1) =](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fec13ab4f-5933-4c78-80c6-824491a34faa%2Fbafb523f-61bd-4271-86dd-1e26d1cee5ec%2Fxvl3qd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:For a large population of people, the probability distribution for the random variable X = the number of meals a person ate
yesterday and the assigned probabilities is given below:
Meals, X
Probability
(a) Find P(X= 5), the probability that a randomly selected person ate 5 meals yesterday.
P(X= 5) =
1
3
4 5
0.17 0.35 0.24 0.17 ?
(b) Find P(X ≤ 2), the probability that a randomly selected person ate 2 or fewer meals yesterday.
P(X ≤ 2) =
(c) Find the probability that a randomly selected person ate 1 meal or ate 5 meals yesterday.
P =
(d) Find P(X > 1), the probability that a randomly selected person ate more than 1 meal yesterday.
P(X > 1) =
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