Statistics
T-Test Calculator
Perform one-sample, two-sample, or paired t-tests to compare means and determine statistical significance.
T-tests compare means to determine if they are significantly different from each other.
Choose the appropriate test type for your data
Group 1
Average value for group 1
Spread of values in group 1
Number of observations in group 1
Group 2
Average value for group 2
Spread of values in group 2
Number of observations in group 2