STATISTICAL CALCULATORS IN EXCEL


1. 2 X 2 table calculator - helps you in calculating asymptotic chi square test and chi square with Yate's correction for Two by Two tables. - helps to calculate Odds ratio, relative risks and 95% confidence intervals of these measures 
2 X 2 tables calculator

2. 95% confidence intervals calculator - helps you to calculate 95% confidence intervals of means - helps you to calculate 95% confidence intervals of proportions - helps you to calculate 95% confidence intervals of difference between means - helps you to calculate 95% confidence intervals of difference between proportions
95% CI calculator

3.  Diagnostic test calculator - helps you to calculate sensitivity, specificity, positive predictive value, negative predictive value, positive likelihood ratio, negative likelihood ratio - helps you to calculate 95% confidence intervals of sensitivity, specificity, positive predictive value, negative predictive value, positive likelihood ratio, negative likelihood ratio
Diagnostic test calculator

4.   Sample size calculator - helps to calculate sample size based on prevalence of an outcome (in a prevalence study) - helps to calculate sample size based on mean and standard deviation - helps to calculate sample size for studies to compare 2 means 
Sample size calculator

Fill in those cells which are highlighted in green

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