4. Find the mean of the discrete random variable X with the following probability distribution. Use this formula. μ -ΣΙΧ . P(X)] Рx) х. Р(x) x2 x² . P(x) X 1 14 5. Referring to the table above, solve for the variance and standard deviation. Use this formula. o? = E[X² · P(X)1 – µ? E|x² · P(x)] – µ²
4. Find the mean of the discrete random variable X with the following probability distribution. Use this formula. μ -ΣΙΧ . P(X)] Рx) х. Р(x) x2 x² . P(x) X 1 14 5. Referring to the table above, solve for the variance and standard deviation. Use this formula. o? = E[X² · P(X)1 – µ? E|x² · P(x)] – µ²
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.
Chapter13: Probability And Calculus
Section13.CR: Chapter 13 Review
Problem 31CR
Related questions
Question
![4. Find the mean of the discrete random variable X with the following probability
distribution.
Use this formula.
μ -ΣΙΧ . P (X)]
P(x)
х. Р(х)
x2
x² . P(x)
X
14
1
/½
5. Referring to the table above, solve for the variance and standard deviation.
Use this formula.
o² = E[x2 . P(X)1 – µ?
E[x² - P(X)] – µ²
|
O =](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8af5c806-76d6-4215-85d4-7214c940608a%2Fef244467-b0e6-466c-beb9-e087ee12e682%2F876a908_processed.jpeg&w=3840&q=75)
Transcribed Image Text:4. Find the mean of the discrete random variable X with the following probability
distribution.
Use this formula.
μ -ΣΙΧ . P (X)]
P(x)
х. Р(х)
x2
x² . P(x)
X
14
1
/½
5. Referring to the table above, solve for the variance and standard deviation.
Use this formula.
o² = E[x2 . P(X)1 – µ?
E[x² - P(X)] – µ²
|
O =
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