7.6 Sampling From A Population Flashcards Preview

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Flashcards in 7.6 Sampling From A Population Deck (8)
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Most research projects involve ____ participants from a population of interest.

sampling

1

The ____ is composed of all individuals of interest to the researcher.

population

2

With proper sampling, we can use information obtained from participants who were sampled to precisely estimate ____ of the population is a whole.

characteristics

3

____ ____ allows us to infer what the population is like, based on data obtained from a sample.

Statistical theory

4

The term used in inferential statistics that measures the probability that a population parameter will fall between two set values is a ____ ____. The confidence interval can take any number of probabilities, with the most common being 95% or 99%.

Confidence interval.

5

The confidence interval gives you information about the likely amount of the error. The formal term for this error is ____ ____.

sampling error

6

A ____ sample size will reduce the size of the confidence interval.

larger

7

Sample size can be determined using a ____ ____ that takes into account the size of the confidence interval and the size of the population you are studying.

mathematical formula