Examlex
An advantage of a systematic sample is that no list of enumerated data items is required.
Normally Distributed
A probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.
Error Term
The part of an observation in regression analysis that is not explained by the model, representing the discrepancy between observed and predicted values.
Variance
A measure of the dispersion, indicating how spread out the data points are from the mean.
Response Variable
Another word for the dependent variable of interest.
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