kvantil
Kvantil, or quantile, is a value that partitions a probability distribution into intervals carrying specified probabilities. For a random variable X with distribution function F, the p-quantile q_p is a value for which F(q_p) is at least p and F(q_p−) is at most p. In continuous distributions, the p-quantile is unique and can be written as the inverse CDF, q_p = F^{-1}(p). Quantiles provide a concise summary of where most of the distribution’s mass lies.
Common quantiles include quartiles (p = 0.25, 0.5, 0.75), deciles (p = k/10), and percentiles (p = k/100). The
In practice, quantiles are estimated from samples. If x_(1) ≤ x_(2) ≤ … ≤ x_(n) are the order statistics, various
Quantiles have broad applications in statistics and data analysis, including descriptive summaries, box plots, and risk