SOCB05H3 Chapter Notes - Chapter 6: Systematic Sampling, List Of Universities In Canada, Simple Random Sample
Document Summary
Digest"s poll - postcards were mailed asking people who they would vote for. A sampling frame was used with telephone subscribers and automobile owners. Excluded poor people who had a large amount of the votes. George gallup predicted roosevelt would beat landon. Selects people that match the characteristics you"re looking for. Quota sampling failed in 1948 because of the unrepresentativeness of his samples. There was an overrepresentation of rural voters. Polling can be traced to world war ii. In 1941, prime minister mackenzie king did not like the idea of reporting the opinions of. Nonprobability sampling - samples are collected without the use of probability theory. Select the units to be observed on the basis of your own judgment about which ones will be the most useful. Snowball sampling - each person interviewed may be asked to suggest additional people for interviewing. Quota sampling - units are selected based on characteristics.
