I privately had some questions and reply here, because it may also help others including me.
A histogram of samples is expected to converge to the density curve of the population, when the sample number is large.
Correlation chart of two set (x and y) of data. Using Quantiles. Visualize the effect of factor.
Among statistical summaries, quantiles are alternatives to means and variances, and are prefered sometimes. The benefit of quantiles is derived by its simplicity of calculation. Only the order. No assumptions … Continue reading
Box plot chart A visual diagram showing the distribution of numerical data. Information is organized, compared to a simple scatter plot. Using the quantiles than average and variance. Unknown (not … Continue reading