Examlex
Describe the purpose of milk banks and how they select women to provide milk.
Systematic Sampling
A statistical sampling method where elements are selected from an ordered population using a fixed periodic interval.
Stratified Sampling
A method of sampling that divides the population into distinct layers or strata and then randomly selects samples from each stratum.
Confidence Intervals
A range of values, derived from the sample data, that is believed to contain the true population parameter with a certain level of confidence.
Point Estimate
A single value estimate used to approximate a population parameter, derived from sample data.
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