'Then random' presentation slideshows

Active Directory Replication Issues and Troubleshooting

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Lecture 6

Sampling and Sampling Procedures. Lecture 6. In most epidemiologic studies, we deal with a sample of the population The study population may be: An entire population A group of the population with certain characteristics - age - sex

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Sampling Methods

Sampling Methods. Several techniques can be used to select a sample from a population. Random Numbers. A random number is chosen in such a way that each number has an equal chance of being chosen. For example writing numbers 1-20 on paper and drawing them from a hat.

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