Examlex
A stratified sample in which the number of sampling units drawn from each stratum is in proportion to the population size of that stratum is called a(n) _____ stratified sample.
Lotteries
Games of chance where winners are selected by drawing lots, often used as a means of raising funds.
Stratified Random Sampling
A sampling technique that divides the population into distinct subgroups, or strata, and randomly selects samples from each stratum.
Standard Error
A measure of the variability or dispersion of a sample statistic, such as the sample mean, from the population mean.
Sampling Frame
The master list from which a sample is selected.
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