Please answer the following and explain why you use the formulas you do. Also please include the conditions for using Central Limit Theorem and whether this problem qualifies under those conditions. Thank you. 1. Suppose that 20% of the subscribers of a cable TV company watch the shoppingchannel at least once a week. The cable company is trying to decide whether to replacethis channel with a new local channel. A random survey of 100 subscribers will beundertaken. The cable company has decided to keep the shopping channel if more than25% of the sample watches the shopping channel. What is the probability that the cablecompany will keep the shopping channel?

1) Given,20% of the subscribers of a cable TV company watch the shopping channel at least once a…

Answered: 1. Suppose that 20% of the subscribers…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Please answer the following and explain why you use the formulas you do. Also please include the conditions for using Central Limit Theorem and whether this problem qualifies under those conditions. Thank you.

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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Why do you use the sample standard deviation formula to get .04, rather than using the normal standard deviation formula of sqaure root of n.p.q, which would give you 4 instead of .04. How do you know to use the sample formula? Thanks.

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