Examlex
When doing research,knowing the population mean and other population parameters is essential.
Pie Chart
A circular statistical graphic divided into slices to illustrate numerical proportion.
Negative Correlation
A relationship between two variables where one variable increases as the other decreases.
X-Variable
X-Variable is a placeholder term used in mathematical equations or models to represent an unknown or variable factor.
Y-Variable
The dependent variable in mathematical functions or statistical models, whose value depends on that of another variable (typically the x-variable).
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