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47 tools
The outlier calculator is here to analyze your dataset of up to thirty entries and tell you if any of them are outliers, i.e., differ a lot from the others.
This percentile rank calculator finds the percentile for any data value in a dataset that contains up to 30 numbers.
Use this standard error calculator whenever you need to find the standard error of the mean of any dataset with up to 30 numbers.
Correlation coefficient calculator quickly finds the values of several different correlation coefficients. If you wish, it will show you the intermediate steps of the calculations as well!
The descriptive statistics calculator will thoroughly analyze your data set using more than 20 different descriptive statistics spread over various subcategories of statistical measurements, such as central tendency and dispersion.
The mean absolute deviation calculator can calculate the mean absolute deviation around the mean, median, or any other statistically significant number.
The midrange calculator will quickly calculate the midrange of a given set of data.
Use this Pearson correlation calculator to find Pearson's r of any given dataset, as well as a general oversight on what Pearson's correlation is all about.
Our pooled standard deviation calculator can help you measure the variability or spread of data when combining or pooling multiple datasets.
Our process capability index calculator helps you calculate whether the variation of your process is within specification limits and whether your process can produce the intended output.
Efficiently calculate diversity index and understand the Gini index formula with our Simpson's diversity index calculator. Try it today!
This skewness calculator finds both the skewness and kurtosis of a dataset and interprets these values, telling you how skewed or peaked your distribution is.
Use this tool to calculate the standard deviation of the sample mean, given the population standard deviation and the sample size.
Use this sum of squares calculator to determine the variability of your data.
The upper and lower fence calculator determines the cutoff points for outliers in a dataset with up to 50 values.
Using the decile calculator, you can divide your data into deciles in order to interpret them.
Use the grouped data standard deviation calculator to find the mean, variance, and standard deviation of given data ranges.
The mean median mode calculator tells you the mean, median, mode, range, and midrange of a dataset. We also show you all the steps!
The median absolute deviation calculator can calculate the median absolute deviation of a data set of up to 50 points.
The quartile calculator is a simple tool to help you find the quartiles of your dataset (and some additional extra information).
The relative standard deviation calculator presents the standard deviation as a percentage of the mean.
Our RSE calculator assists you in measuring estimate precision by calculating the ratio of the standard error to the mean.
Here you can find the standard deviation index calculator and its possible uses for your test model.