Time Warner Cable provides television and Internet service to over 15 million people (Time Warner Cable website,

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Time Warner Cable provides television and Internet service to over 15 million people (Time Warner Cable website, October 24, 2012). 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.

X f(x)

100,000 ...........10

200,000 ...........20

300,000 ...........25

400,000 ...........30

500,000 ...........10

600,000 ...........05

a. Is this probability distribution valid? Explain.

b. What is the probability Time Warner will obtain more than 400,000 new subscribers?

c. What is the probability Time Warner will obtain fewer than 200,000 new subscribers?


Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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Essentials Of Statistics For Business And Economics

ISBN: 9781305081598

7th Edition

Authors: David Anderson, Thomas Williams, Dennis Sweeney, Jeffrey Cam

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