Examlex
Confidence Interval
A stretch of values, resulting from sample analytics, projected to envelop the value of a hidden attribute in a population.
Population Proportion
The ratio of members within a subset to the total number of members in a population.
Stratified Random Sampling
A method of sampling that involves dividing a population into smaller groups, known as strata, that share similar characteristics, and then randomly selecting members from each stratum for study.
Chi-Square Distribution
A statistical distribution used in hypothesis testing that is applicable to variables measured on an interval scale, often used to analyze categorical data.
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