Probability 73054

We roll six dice. What is the probability that:
a) a six falls twice
b) six falls four times

Correct answer:

p1 =  0.2009
p2 =  0.008

Step-by-step explanation:

p=1/6=610.1667 n=6  p1=(2n)p2(1p)n2=(26)0.16672(10.1667)62=150.166720.83334=0.2009

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