Suppose that you have recorded the gender (M or F) and the college status (Fr, So, Jr, Sr, Grad) for 100 students, as shown in the table below.

1. Enter the observed values as a matrix as follows. Select 2nd ➤ matrix ➤ EDIT (MATRIX ➤ EDIT on the TI-83), select matrix [A] and press enter.
2. Type the appropriate values for r and c in the first line, and the proper sized matrix will appear. Enter the 10 observed values into the matrix, shown in Figure 14.8(a).
3. Select stat ➤ TESTS ➤ C:x2 -Test and press enter. The screen in Figure 14.8

(b) will appear. You have already entered the observed cell counts into matrix [A], and the calculator will record the expected cell counts in matrix [B]. When you highlight Calculate and press enter, the results will appear on the screen (Figure 14.8(c)).

Transcribed Image Text:

Status Gender Fr So Jr Sr Grad FM 16 8 8 8 4 9 11 12 12 12