Summary Statistics Calculator
Calculators
Shannon Diversity Index Calculator
The Shannon Diversity Index is a way to measure the diversity of species in a community.
To calculate this index for a given community, simply...
Calculators
Grand Mean Calculator
A grand mean is calculated as the average of the means of several groups.
To calculate the grand mean, simply enter the data values for...
Calculators
Outlier Boundary Calculator
The interquartile range, often abbreviated IQR, is the difference between the 25th percentile (Q1) and the 75th percentile (Q3) in a dataset.
We often declare...
Calculators
Number Needed to Harm Calculator
Number needed to harm (NNH) refers to the average number of patients who need to be exposed to some risk factor to cause harm...
Calculators
Attributable Risk Calculator
This calculator finds the attributable risk, attributable risk percentage, and population attributable risk percentage for a given 2×2 contingency table.
Simply fill in the cells...
Calculators
Upper and Lower Fence Calculator (With Explanation)
In statistics, the upper and lower fences represent the cut-off values for upper and lower outliers in a dataset. They are calculated as:
Upper fence...
Calculators
Cohen’s Kappa Calculator
Cohen’s kappa measures the level of agreement between two raters or judges who each classify items into mutually exclusive categories. The formula for Cohen’s...
Subscribe
- Never miss a story with notifications
- Gain full access to our premium content
- Browse free from up to 5 devices at once
Must read