STATISTICS
- Factorial of a Positive Number (n!) Calculator calculator, formula and work with steps to find factorial of positive numbers.
- Permutation & Combination Calculator calculator, formula and work with steps to find permutation (npr) & combination (ncr) of objects in statistical experiments.
- Probability Calculator calculator, formula and work with steps to find the probability of an event in statistical experiments.
- Sample Size Calculator calculator, formula and work with steps to find the effective sample size in statistical experiments.
- Mean, Median & Mode Calculator calculator, formula and work with steps to find the mean, median & mode for 2 or more observations of population or sample in statistical experiments.
- Standard Deviation Calculator calculator, formula and work with steps to estimate the standard deviation of sample data set of normal distribution in statistical experiments.
- Population Standard Deviation Calculator calculator, formula and work with steps to estimate the standard deviation of population data set of normal distribution in statistical experiments.
- Grouped Data Standard Deviation Calculator calculator, formula and work with steps to estimate the frequency standard deviation of grouped data set in statistical experiments.
- Mean Absolute Deviation Calculator calculator, formula and work with steps to estimate the mean absolute deviation of data set in statistical experiments.
- Skewness Calculator calculator, formula and work with steps to estimate the skewness of normal data distribution in statistical experiments.
- Normalized or Z-Score Calculator calculator, formula and work with steps to estimate the normalized, standard or z-score value of a random variable in statistical experiments.
- Standard Error of Mean Calculator calculator, formula and work with steps to estimate the sample mean dispersion from the population mean in statistical experiments.
- Margin of Error (ME) Calculator calculator, formula and work with steps to estimate the amount of random sampling error in statistical experiments.
- Population Confidence Interval Calculator calculator, formula and work with steps to estimate the population confidence interval in statistical experiments.
- Confidence Interval Calculator calculator, formula and work with steps to estimate the confidence interval of sample in the statistical experiments.
- Covariance Calculator calculator, formula and work with steps to estimate the relationship (linear dependence) between two dataset in statistical experiments.
- Coefficient of Variance Calculator calculator, formula and work with steps to estimate the relative variability of 2 or more dataset in the statistical experiments.
- Correlation Coefficient Calculator calculator, formula and work with steps to estimate the degree of dependence or linear correlation between two sample or population data set.
- R-Squared Calculator calculator, formula and work with steps to estimate the future outcome with respect to the proportion of variability.
- Linear Regression Calculator calculator, formula and work with steps to estimate the relationship between two dataset by fitting a linear equation.
- Sample or Population Mean Calculator calculator, formula and work with steps to find the mean of sample or population in statistical experiments.
- Harmonic Mean Calculator calculator, formula and work with steps to find the reciprocal of the arithmetic mean of the reciprocals.
- Weighted Mean Calculator calculator, formula and work with steps to find the average of weight associated with a particular event or outcome in statistical experiments.
- Geometric Mean Calculator calculator, formula and work with steps to find the nth root of product individual elements in the dataset in statistical experiments.
- Class Interval Arithmetic Mean Calculator calculator, formula and work with steps to find the mean of average of dataset values in the class interval.
- Group Arithmetic Mean Calculator calculator, formula and work with steps to find the grouped numbers arithmetic mean in statistical experiments.
- Root Mean Square Calculator calculator, formula and work with steps to find the square root of arithmetic mean of squares of a dataset in statistical experiments.
- Empirical Rule Calculator calculator, formula and work with steps to estimate the percentage of values around the mean for the standard deviation width of 1σ, 2σ & 3σ.
- Normal Distribution Calculator calculator, formula and work with steps to estimate how the values of dataset are being distributed in statistical experiments.
- Binomial Distribution Calculator calculator, formula and work with steps to estimate the number of success or failure in a sequence of n independent trials or Bernoulli's experiments.
- Negative Binomial Distribution Calculator calculator, formula and work with steps to estimate the number of failures until the given number of successes achieved.
- Discrete Poisson Distribution Calculator calculator, formula and work with steps to estimate the number of events occurring in a given time period.
- Cumulative Poisson Distribution Calculator calculator, formula and work with steps to estimate the probability of average number of success in statistical experiments.
- Exponential Distribution Calculator calculator, formula and work with steps to estimate the behavior of success and failure rate in statistical experiments.
- Weibull Distribution Calculator calculator, formula and work with steps to statistically estimate the risk associated with the statistical events.
- Hypergeometric distribution Calculator calculator, formula and work with steps to find the statistical significance of having drawn a specific k-successes in n events.
- Error Function Calculator calculator, formula and work with steps to estimate the relative precision of the approximation.
- Beta Function Calculator calculator, formula and work with steps to generalize the factorial function in statistical experiments.
- Gamma Function Calculator calculator, formula and work with steps to find the Gamma function of the distribution.
- Digamma Function Calculator calculator, formula and work with steps to find the Digamma function of the distribution.
- F-Test Calculator calculator, formula and work with steps to estimate if the test results are statistically significant by testing two or more variances.
- t-Test Calculator calculator, formula and work with steps to estimate if test results are statistically significant by testing two or more samples.
- Statistical Data Set Range Calculator calculator, formula and work with steps to find what is min, max and range for a dataset in statistical experiments.
- Effect of Size Calculator calculator, formula and work with steps to calculate the strength of Correlation (r) between equal and or unequal groups (d).
- Sampling Error Calculator calculator, formula and work with steps to calculate the error caused by observing a size of sample from the population dataset.
- Percent Error Calculator calculator, formula and work with steps to find error percentage in observed quantities.
- Percentile Calculator calculator, formula and work with steps to find the percentile.
- Signal to Noise Ratio Calculator calculator, formula and work with steps to find the ratio of signal power to the noise power which measures the quality of signal.
- Altman Z-score Calculator calculator, formula and work with steps to forecasting the distress in any business model.
- Z Critical Value Calculator calculator, uses a significance level value and test (left-tailed, right-tailed, two-tailed) to calculate z-critical value for the standard normal distribution N(0,1), or close to normal distribution.