# Search results

##### Result by tag *Statistics* 30 results

- Probability of given number success events in several Bernoulli trials
Gives probability of k success outcomes in n Bernoulli trials with given success event probability.

- Probability Urn simulator
This calculator simulates urn or box with colored balls often used for probability problems and can calculate probabilities of different events.

- Seasonal fluctuations. Seasonal indices. Constant mean method.
The study of periodic (seasonal) fluctuations. Calculation of average seasonal index by constant mean method.

- Spearman's correlation coefficient
Calculates Spearman's rank correlation coefficient

- Student t-distribution
Calculates cumulative distribution function value and probability density function value for Student t-distribution. Quantile calculator evaluates Student quantiles for given probability and specified number of degrees of freedom.

- Tips and tricks #8: How to reuse existing calculator
This article describes process of reusing another calculator's logic (algorithm) in your calculator.

- Triple exponential smoothing
Description and examples of triple exponential smoothing

- Weighted moving average
Weighted moving average calculation by candles

- Z-score / Standard score
This online calculator computes the standard score of a raw score from the given mean of the population and the standard deviation of the population.