Education and School Calculations

Calculate single-event, independent-event, union and binomial probabilities with complements, cumulative results and checked formulas.

Generate random integers or fixed-decimal numbers in an inclusive range, with multiple results, sorting and no-repeat sampling.

Calculate arithmetic mean, median, mode, sum, count, range, midrange, geometric mean and harmonic mean from one dataset.

Simplify ratios, find equivalent ratios, divide totals proportionally and compare two ratios with formulas and checked examples.

Standard Deviation Calculator Calculate sample or population standard deviation, variance, mean, count, sum, range, standard error and coefficient of variation from one dataset. Dataset2, 4, 4, 4, 5, 5, 7, 9 Separate values with commas, semicolons, spaces or new lines. Use a period for decimals; commas are separators, not thousands marks. Maximum: 10,000 values. Data … Read more