Welcome to the 1520 Perfect Dictionary
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| Cluster sampling | |
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| CLUSTER SAMPLING Definition: Sampling procedure in which the initial sampling from the population consists of of clusters or groups of elements rather than the elements themselves. ___________________________________ See perfect type (1). See perfect procedure (1). _____ See perfect form (1). See perfect sampling (1). _____ See perfect eligibility. See perfect inapplicability. | |
1520 Products |
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1520 Products was established in 2005 with the purpose of entertaining and teaching us on key and important aspects of life (such as marriage, sex, etc) through the playing of games which will allow us to laugh but at the same time pass a message of what is the right or ideal way. |
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 1520 Sex Game |
 1520 Puzzles |
 1520 Marriage Game |