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For two quantitative variables (interval or ratio in level of measurement), a scatterplot can be used and a correlation coefficient or regression model can be used to quantify the association. [3] For two qualitative variables (nominal or ordinal in level of measurement ), a contingency table can be used to view the data, and a measure of ...
Regression is a statistical technique used to help investigate how variation in one or more variables predicts or explains variation in another variable.
Notation (,)Parameters {,,, …} – number of trials[,] – success probability for each trial= Support {,, …,} – number of successesPMF ()CDF ...