Data-analyse Rekenmachines

Calculate the covariance between two datasets. Enter paired x and y values — see population and sample covariance with formula derivation. Free.

Calculate simple, exponential, and weighted moving averages. Enter your data series and period — see SMA/EMA values with trend signal. Free.

Generate the five-number summary for any dataset. Enter your values — see min, Q1, median, Q3, max, and IQR for boxplot construction. Free.

Create frequency distribution and histogram data from any dataset. Enter your values and bin count — see frequency, relative frequency, and class width. Free.