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## Creating matrix variables

Matrix variables contain numeric data stored in a two-dimension format with one number per cell.

### To create matrix variables

| 1. | In the TI Data Editor menu, click File > New > TI Matrix.

| 2. | Type the number of columns and press tab.

| 3. | Type the number of rows and press tab.

| 4. | Type the matrix data into the appropriate cells.

Note: Do not put commas, semi-colons, spaces, or tabs in the matrix data.

| 5. | Save the matrix variable. (See "Saving data".)

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