# Statistics Formulas

### List Of Formulas

**Sort:**A to Z Alphabetically

- Z test for Difference in Proportions (Test Statistic)
- Box Plot (Horizontal)
- T test for Paired Data (Test Statistic)
- F test for Variance
- QQ plot
- Percentile for Ungrouped Data
- ANOVA two way (Without Replication)
- Confidence Interval (Regression Equation)
- T test for one sample (Test Statistic)
- Incidence Rate Ratio
- Mean Properties
- Regression Equation
- Covariance
- ANOVA two way (With Replication)
- Relative Frequency
- Slope Confidence Interval
- Mean
- Cumulative Relative Frequency Table
- one way ANOVA
- T test for independent samples (Test Statistic using un-equal variances)
- Chi Square Test of Variance (Confidence Interval)
- Quartile for Ungrouped Data
- Scatterplot
- Variances Properties 1
- Z test for one sample (Test Statistic)
- Standard Deviation Sample
- T test for one sample (Confidence Interval)
- Covariance Properties
- T test for independent samples (Confidence Interval using equal variances)
- Test of Homogeneity (Chi Square)
- Coefficient of Determination
- Chi Square Test of Variance (Test Statistic)
- Turkey Crammer Post Hoc Analysis (ANOVA)
- Correlation Coefficient (T Test Statistic)
- Naive
- T test for independent samples (Test Statistic using equal variances)
- Type I error
- Quartile for Grouped Data
- Class Interval
- Prediction Interval (Regression Equation)
- Median
- Z test for Difference in Proportions (Class Interval)
- Type II error
- Z test for one sample (Confidence Interval)
- Percentile for Grouped Data
- Z test for proportions (Confidence Interval)
- Range
- Mean Absolute Deviation
- Adjusted R^2
- Mean Square Error
- Mean Absolute Percentage Deviation
- Moving Average
- Z test for proportions (Test Statistic)
- Relative Frequency Table
- Trend Forecasting (Regression Equation)
- Exponential Smoothing
- T test for Paired Data (Confidence Interval)
- Variance
- Box Plot (Vertical)
- Weighted Moving Average (WMA)
- T test for independent samples (Confidence Interval using unequal variances)
- Interquartile Range
- Variances Properties 2
- Goodness of Fit Test (Chi Square)
- Slope and Intercept for Regression Equation
- Shape of Distribution