1. Suppose that 20% of the subscribers of a cable TV company watch the shopping channel at least once a week. The cable company is trying to decide whether to replace this channel with a new local channel. A random survey of 100 subscribers will be undertaken. The cable company has decided to keep the shopping channel if more than 25% of the sample watches the shopping channel. What is the probability that the cable company will keep the shopping channel?

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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1. Suppose that 20% of the subscribers of a cable TV company watch the shopping
channel at least once a week. The cable company is trying to decide whether to replace
this channel with a new local channel. A random survey of 100 subscribers will be
undertaken. The cable company has decided to keep the shopping channel if more than
25% of the sample watches the shopping channel. What is the probability that the cable
company will keep the shopping channel?
Transcribed Image Text:1. Suppose that 20% of the subscribers of a cable TV company watch the shopping channel at least once a week. The cable company is trying to decide whether to replace this channel with a new local channel. A random survey of 100 subscribers will be undertaken. The cable company has decided to keep the shopping channel if more than 25% of the sample watches the shopping channel. What is the probability that the cable company will keep the shopping channel?
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