A binomial distribution has p=0.58 and n = 50.
a. What are the mean and standard deviation for this distribution?
b. What is the probability of exactly 33 successes?
c. What is the probability of fewer than 35 successes?
d. What is the probability of more than 26 successes?
a. The mean is 29.
(Type an integer or a decimal. Do not round.)
The standard deviation is 3.490
(Round to three decimal places as needed.)
b. The probability is
(Round to four decimal places as needed.)

Question

02-10-2022
Mathematics

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A binomial distribution has p=0.58 and n = 50.
a. What are the mean and standard deviation for this distribution?
b. What is the probability of exactly 33 successes?
c. What is the probability of fewer than 35 successes?
d. What is the probability of more than 26 successes?
a. The mean is 29.
(Type an integer or a decimal. Do not round.)
The standard deviation is 3.490
(Round to three decimal places as needed.)
b. The probability is
(Round to four decimal places as needed.)

Sagot :

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