x is a binomial random variable from a binomial experiment with n = 18 and p = 0.7. a. Compute P(x = 12). Show your work. b. Use Excel function "=binom.dist" to get the printout of the probability distribution. See page 66 of the course packet or pages 269-270 of your textbook. Use the binomial probability distribution from part b to calculate P(x ≥ 14). Use the short-cut formula to compute E (x). e. Compute the variance and the standard deviation of x, C. d.
x is a binomial random variable from a binomial experiment with n = 18 and p = 0.7. a. Compute P(x = 12). Show your work. b. Use Excel function "=binom.dist" to get the printout of the probability distribution. See page 66 of the course packet or pages 269-270 of your textbook. Use the binomial probability distribution from part b to calculate P(x ≥ 14). Use the short-cut formula to compute E (x). e. Compute the variance and the standard deviation of x, C. d.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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![Assume that x is a binomial random variable from a binomial experiment with n = 18 and p = 0.7.
a. Compute P(x = 12). Show your work.
b.
Use Excel function "=binom.dist" to get the printout of the probability distribution. See page 66
of the course packet or pages 269-270 of your textbook.
Use the binomial probability distribution from part b to calculate P(x ≥ 14).
Use the short-cut formula to compute E (x).
Compute the variance and the standard deviation of x.
C.
d.
e.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe2c89fb8-28c7-4f54-82f8-eda7977d51b8%2F23db0aa0-e553-4adf-b626-75c7e8a86c37%2F6j2kjmh_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Assume that x is a binomial random variable from a binomial experiment with n = 18 and p = 0.7.
a. Compute P(x = 12). Show your work.
b.
Use Excel function "=binom.dist" to get the printout of the probability distribution. See page 66
of the course packet or pages 269-270 of your textbook.
Use the binomial probability distribution from part b to calculate P(x ≥ 14).
Use the short-cut formula to compute E (x).
Compute the variance and the standard deviation of x.
C.
d.
e.
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