Examlex
Observer bias can threaten which of the following big validities?
Population Distributions
The distribution of a particular characteristic (e.g., age, height, test scores) across all individuals within a larger group or population.
Confidence Interval
An estimated range of values, derived from sample statistics, within which a population parameter is expected to lie with a certain level of confidence.
Mean Scores
The average score achieved by a group of individuals, calculated by dividing the sum of all scores by the number of scores.
Basic Mathematics Test
An assessment designed to gauge an individual's understanding of fundamental mathematical concepts and skills.
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