A magazine publisher always mails out a questionnaire six months before a This q

Question

A magazine publisher always mails out a questionnaire six months before a This questionnaire asks its subscribers if they are going to renew their subscriptions. If they are going to renew their subscription. On average, only 8% of the subscribers respond to the questionnaire. Of the 8% who an average of 41% say that they will renew their subscription. This 8% who respond to the questionnaire are known as what? The population The sample A computer network manager wants to test the reliability of some new and expensive fiber-optic Ethernet cables that the computer department just received. The computer department received 4 boxes containing 40 cables each. The manager does not have the time to test every cable in each box. The manager will choose one box at random and test 8 cables chosen randomly within that box. What is the population? 160 cables The 8 cables chosen randomly for testing The one box that was chosen at random from the 4 boxes The 4 boxes

Explanation / Answer

3.

The 8% is the sample, as the entire population is the complete set of people who have subscribed to newspapers.

(B) The sample

4,

Here the population that is to be sampled is the one box selected out of the 4. C) The one box that was chosen at random from 4 boxes.

The population for chosing a box is of size 4, the population for chosing 8 cables out of that box is the chosen box

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