A customer service center is tracking number of complaints in each week. Let X be the number of complaints in each week. The probability distribution of X is summarized as below.  X 0 1 2 3  Probability 0.4 ? 0.15 0.05 What is the median of X? a) 1 b) 3 c) 0 d) 2

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A customer service center is tracking number of complaints in each week. Let X be the number of complaints in each week. The probability distribution of X is summarized as below. 

X 0 1 2
Probability 0.4 ? 0.15 0.05

What is the median of X?

a) 1

b) 3

c) 0

d) 2

 

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