Pair-t Calculator

Paired T-Test Calculator

Instructions

1. Paste your data below (first row = headers). Each row is one subject, with columns for the paired measurements.
2. Click Load Data.
3. Select your **Variable 1** columns and the **same number** of corresponding **Variable 2** columns.
4. Click Run Analysis.

Accepted separators: tab, comma, or semicolon. Use `Ctrl` (Windows) or `Cmd` (Mac) to select multiple columns.

Select Variables to Compare

Confidence Level: 90% 95% 99%

Select the same number of columns in each pane. Non-numeric or missing pairs are ignored automatically.

Variable 1

Variable 2