Examlex
A lens must be _ in shape to focus the transmitted light.
Standard Deviation
A measure of the dispersion or variability of a set of data points from their mean, indicating how spread out the data points are.
Population Mean
The average of a set of characteristics (numbers) of every member in the entire population.
Sampling Distribution
A statistical distribution of all possible sample means or sample proportions that could be generated from a population.
Sample Proportion
The ratio of members in a sample that have a particular attribute to the total number of members in the sample.
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