Question: Let x be a binomial random variable and suppose n= 20, p=0.6. Then the standard deviation is: a) 2.24 b) 1.79 c) 2.19 d) 2.30

Let x be a binomial random variable and suppose n= 20, p=0.6. Then the standard deviation is:

a)

2.24

b)

1.79

c)

2.19

d)

2.30

e)

2.28

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