Mathematics category

Statistics calculators

Data summaries, uncertainty, measurement and practical quantitative models.

1288 calculators in this category. Page 5 of 27.

descriptive statisticsmeasurementapplied models
Statistics

Deviance per Degree of Freedom

Calculate scaled deviance from model deviance and residual degrees of freedom.

Open calculator
Statistics

Deviance per Degree of Freedom: solve model deviance

Rearrange the deviance per degree of freedom relationship and solve for model deviance.

Open calculator
Statistics

Deviance per Degree of Freedom: solve residual degrees of freedom

Rearrange the deviance per degree of freedom relationship and solve for residual degrees of freedom.

Open calculator
Statistics

Variance-Based Estimator Efficiency Percentage

Calculate efficiency percentage from reference estimator variance and candidate estimator variance.

Open calculator
Statistics

Variance-Based Estimator Efficiency Percentage: solve reference estimator variance

Rearrange the variance-based estimator efficiency percentage relationship and solve for reference estimator variance.

Open calculator
Statistics

Variance-Based Estimator Efficiency Percentage: solve candidate estimator variance

Rearrange the variance-based estimator efficiency percentage relationship and solve for candidate estimator variance.

Open calculator
Statistics

Covariance from Cross-Deviation Sum

Calculate sample covariance from sum of paired cross-deviations and covariance degrees of freedom.

Open calculator
Statistics

Covariance from Cross-Deviation Sum: solve sum of paired cross-deviations

Rearrange the covariance from cross-deviation sum relationship and solve for sum of paired cross-deviations.

Open calculator
Statistics

Covariance from Cross-Deviation Sum: solve covariance degrees of freedom

Rearrange the covariance from cross-deviation sum relationship and solve for covariance degrees of freedom.

Open calculator
Statistics

Mean Absolute Error

Calculate mean absolute error from sum of absolute errors and observation count.

Open calculator
Statistics

Mean Absolute Error: solve sum of absolute errors

Rearrange the mean absolute error relationship and solve for sum of absolute errors.

Open calculator
Statistics

Mean Absolute Error: solve observation count

Rearrange the mean absolute error relationship and solve for observation count.

Open calculator
Statistics

Root Mean Square Error from Squared-Error Sum

Calculate root mean square error from sum of squared errors and observation count.

Open calculator
Statistics

Root Mean Square Error from Squared-Error Sum: solve sum of squared errors

Rearrange the root mean square error from squared-error sum relationship and solve for sum of squared errors.

Open calculator
Statistics

Root Mean Square Error from Squared-Error Sum: solve observation count

Rearrange the root mean square error from squared-error sum relationship and solve for observation count.

Open calculator
Statistics

Correlation Explained-Variance Percentage

Calculate explained variance percentage from percentage scale and correlation coefficient.

Open calculator
Statistics

Correlation Explained-Variance Percentage: solve percentage scale

Rearrange the correlation explained-variance percentage relationship and solve for percentage scale.

Open calculator
Statistics

Correlation Explained-Variance Percentage: solve correlation coefficient

Rearrange the correlation explained-variance percentage relationship and solve for correlation coefficient.

Open calculator
Statistics

False Discovery Proportion Percentage

Calculate false discovery proportion percentage from false positive discoveries and total reported discoveries.

Open calculator
Statistics

False Discovery Proportion Percentage: solve false positive discoveries

Rearrange the false discovery proportion percentage relationship and solve for false positive discoveries.

Open calculator
Statistics

False Discovery Proportion Percentage: solve total reported discoveries

Rearrange the false discovery proportion percentage relationship and solve for total reported discoveries.

Open calculator
Statistics

Diagnostic Sensitivity Percentage

Calculate sensitivity percentage from true positive count and actual positive count.

Open calculator
Statistics

Diagnostic Sensitivity Percentage: solve true positive count

Rearrange the diagnostic sensitivity percentage relationship and solve for true positive count.

Open calculator
Statistics

Diagnostic Sensitivity Percentage: solve actual positive count

Rearrange the diagnostic sensitivity percentage relationship and solve for actual positive count.

Open calculator
Statistics

Diagnostic Specificity Percentage

Calculate specificity percentage from true negative count and actual negative count.

Open calculator
Statistics

Diagnostic Specificity Percentage: solve true negative count

Rearrange the diagnostic specificity percentage relationship and solve for true negative count.

Open calculator
Statistics

Diagnostic Specificity Percentage: solve actual negative count

Rearrange the diagnostic specificity percentage relationship and solve for actual negative count.

Open calculator
Statistics

Positive Predictive Value Percentage

Calculate positive predictive value percentage from true positive count and all positive-test count.

Open calculator
Statistics

Positive Predictive Value Percentage: solve true positive count

Rearrange the positive predictive value percentage relationship and solve for true positive count.

Open calculator
Statistics

Positive Predictive Value Percentage: solve all positive-test count

Rearrange the positive predictive value percentage relationship and solve for all positive-test count.

Open calculator
Statistics

Negative Predictive Value Percentage

Calculate negative predictive value percentage from true negative count and all negative-test count.

Open calculator
Statistics

Negative Predictive Value Percentage: solve true negative count

Rearrange the negative predictive value percentage relationship and solve for true negative count.

Open calculator
Statistics

Negative Predictive Value Percentage: solve all negative-test count

Rearrange the negative predictive value percentage relationship and solve for all negative-test count.

Open calculator
Statistics

Balanced Classification Accuracy

Calculate balanced accuracy percentage from sensitivity percentage and specificity percentage.

Open calculator
Statistics

Balanced Classification Accuracy: solve sensitivity percentage

Rearrange the balanced classification accuracy relationship and solve for sensitivity percentage.

Open calculator
Statistics

Balanced Classification Accuracy: solve specificity percentage

Rearrange the balanced classification accuracy relationship and solve for specificity percentage.

Open calculator
Statistics

F1 Harmonic Classification Score

Calculate f1 score from positive predictive value and sensitivity or recall.

Open calculator
Statistics

F1 Harmonic Classification Score: solve positive predictive value

Rearrange the f1 harmonic classification score relationship and solve for positive predictive value.

Open calculator
Statistics

F1 Harmonic Classification Score: solve sensitivity or recall

Rearrange the f1 harmonic classification score relationship and solve for sensitivity or recall.

Open calculator
Statistics

Incidence Rate Ratio

Calculate incidence rate ratio from first person-time incidence rate and reference person-time incidence rate.

Open calculator
Statistics

Incidence Rate Ratio: solve first person-time incidence rate

Rearrange the incidence rate ratio relationship and solve for first person-time incidence rate.

Open calculator
Statistics

Incidence Rate Ratio: solve reference person-time incidence rate

Rearrange the incidence rate ratio relationship and solve for reference person-time incidence rate.

Open calculator
Statistics

Hazard Rate Ratio

Calculate hazard ratio from first instantaneous hazard and reference instantaneous hazard.

Open calculator
Statistics

Hazard Rate Ratio: solve first instantaneous hazard

Rearrange the hazard rate ratio relationship and solve for first instantaneous hazard.

Open calculator
Statistics

Hazard Rate Ratio: solve reference instantaneous hazard

Rearrange the hazard rate ratio relationship and solve for reference instantaneous hazard.

Open calculator
Statistics

Positive Diagnostic Likelihood Ratio

Calculate positive likelihood ratio from sensitivity as decimal and false-positive rate as decimal.

Open calculator
Statistics

Positive Diagnostic Likelihood Ratio: solve sensitivity as decimal

Rearrange the positive diagnostic likelihood ratio relationship and solve for sensitivity as decimal.

Open calculator
Statistics

Positive Diagnostic Likelihood Ratio: solve false-positive rate as decimal

Rearrange the positive diagnostic likelihood ratio relationship and solve for false-positive rate as decimal.

Open calculator
MW SysArc Certified