Two-Way Chi-Squared Test – Calculator Tutorial:

Creating the Matrix: Open the matrix format using the Library

button [button with a book]. Make sure the correct tab is

selected – on a hand-held Ti-Nspire the tab will be number 4

Creating the Matrix: Enter the number of rows and columns

and hit OK. Remember: Do not include totals rows or columns.

Creating the Matrix: Enter the data.

Chi-Square Test: Set the matrix as a variable by hitting Ctrl, Var,

typing in any letter or letters, and hitting Enter

Creating the Matrix: Enter the data and hit the Enter button

Chi-Square Test: Using the Menu click on Statistics, Stat Tests,

and Chi-Square 2-Way Test

Chi-Square Test: Enter the name of the matrix – the variable it is

set as – and hit Enter

The results of the Chi-Square Test

Finding the Expected Matrix: Hit the Var button, scroll down to

stat.expmatrix, and hit Enter

The Experimental Matrix