Exam 5: Sampling

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A parameter refers to a measurement in a sample of a larger population.

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The local television station conducted a study of TV viewers in the local TV station's viewing region.A list of all residential customers who subscribed to cable TV was obtained from the cable company.The list had 20,000 households as subscribers.The TV station sampled every 40th household on the subscriber list.An interviewer visited each household and conducted the survey on viewing habits of household members.What is the sampling frame of the study?

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A biased sample means

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Which type of probability sampling procedure involves randomly selecting clusters from a population then randomly selecting elements from each of the clusters?

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If you sample a population where every person has an equal chance of being selected,you have a probability sample.

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In a probability sample,every element in the population has a(n)chance of being included in the sample.

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If we make accommodations to oversample certain members of a sample,we are taking a cluster sample.

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Snowball sampling techniques are useful when gaining access to groups that are harder to find.

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