SOLUTION: Given a binomial distribution with n = 5 and π= .25. Determine the probabilities of the following events using the binomial formula. (Round your answers to 4 decimal places.)

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Question 1152662: Given a binomial distribution with n = 5 and π= .25. Determine the probabilities of the following events using the binomial formula. (Round your answers to 4 decimal places.)
a) x = 2
b) x = 3
Found 3 solutions by MathLover1, MathTherapy, ikleyn:
Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!

a)
using the binomial formula
where , and







b)
where, and









Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!

Given a binomial distribution with n = 5 and π= .25. Determine the probabilities of the following events using the binomial formula. (Round your answers to 4 decimal places.)
a) x = 2
b) x = 3
a) Using the BINOMIAL PROBABILITY formula, we get:   

b) Using the BINOMIAL PROBABILITY formula, we get:  

Answer by ikleyn(52800)   (Show Source): You can put this solution on YOUR website!
 .





Use the solution by tutor @MathTherapy.  It is correct.





Do not use the solution by tutor @Mathlover1.  It is wrong in part b).







 

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