Probability/ Statistics
Chat with our AI personalities
They differ in formula
The differ in their mean and variance. The mean determines how far left or right they are along the variable axis (the x axis). The variance determines how narrow or wide the so-called bell shape is.
The sample mean may differ from the population mean, especially for small samples.
The sample is not a perfect representation of the population.
Correlation analysis is the relationship of two values. When two items are similar, they will have a high correlation. Should they differ, they will be much lower in variables.