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When inspecting valves from the valve body: Technician A says the edges of the spools should be damage-free but should not be sharp. Technician B says to identify a bent valve, install it into its bore and rotate it. If it binds or drags while it is being rotated, it is bent. Who is correct?
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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