Time Warner Cable provides television and Internet service to millions of customers. Suppose that the management of Time Warner Cable subjectively assesses a probability distribution for the number of new subscribers next year in the state of New York as follows. Show steps in Excel x f(x) 100,000 0.1 200,000 0.2 300,000 0.25 400,000 0.3 500,000 0.1 600,000 0.05 a Is this probability distribution valid? Explain. b What is the probability Time Warner will obtain more that 400,000 new subscribers? c. What is the probability Time Warner will obtain fewer than 200,000 new subscribers?
Time Warner Cable provides television and Internet service to millions of customers. Suppose that the management of Time Warner Cable subjectively assesses a
x f(x)
100,000 0.1
200,000 0.2
300,000 0.25
400,000 0.3
500,000 0.1
600,000 0.05
a Is this probability distribution valid? Explain.
b What is the probability Time Warner will obtain more that 400,000 new subscribers?
c. What is the probability Time Warner will obtain fewer than 200,000 new subscribers?
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