Examlex
Spectra of the least massive main-sequence stars show the largest amount of absorption from molecules like TiO and CN.
Quota Sampling
A sampling method where the sample is chosen to reflect the characteristics of the whole population in certain proportions.
Percentage Points
Percentage points represent the absolute difference between percentages, clarifying changes in percentage rates rather than relative changes.
Level Of Confidence
A statistic that quantifies the degree of certainty or trust in a sampling method’s estimate of the population parameter.
Stratified Random Sampling
A sampling method that involves dividing a population into smaller groups, or strata, and randomly selecting participants from each stratum.
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