Examlex
List 3 aspects of development that are universal
Sample Mean
The average of observations collected from a sample, used as an estimate of the population mean.
Observations
Data points or individual pieces of data collected through measurement, study, or research.
Random Sample
A group of people selected from a broader population, where every person has the same probability of being chosen.
Sign Test
A nonparametric test used to determine if there is a median difference between two paired samples.
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