Examlex
A(n) _____ is a data validation rule that is used for applying to mandatory data items.
Sample
A subset of a population selected for measurement, observation, or questioning to provide statistical information about the population.
Sampling Error
The error that occurs in statistical analysis from selecting a sample that is not perfectly representative of the entire population, potentially leading to inaccurate results.
Nonresponse Bias
A form of bias in survey data resulting from the difference between those who respond to the survey and those who do not, potentially skewing the results.
Sentiment Analysis
The computational process of identifying and categorizing opinions expressed in a piece of text to understand the writer's attitude.
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