T-Test Calculator

Perform student's t-test analysis for hypothesis testing. Compare sample means and determine statistical significance with confidence.

T-Test Calculator

Select test type and enter your data values

Average value of your sample
Hypothesized population mean
Measure of sample variability
Number of observations

T-Test Results

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Ready to Calculate

Enter your data values in the left panel and click "Calculate T-Test" to see your statistical results here.

One-sample and two-sample t-tests
Instant statistical analysis
Detailed interpretation
Significance Levels
α = 0.001Highly significant
α = 0.01Very significant
α = 0.05Significant
α = 0.10Marginally significant