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k k k k k χ
2
Test
χ
2
Test sets up a number of independent groups and tests hypothesis related to the
proportion of the sample included in each group. The χ
variables (variable with two possible values, such as yes/no).
Expected counts
Perform the following key operations from the statistical data list.
3(TEST)
d(χ
2
)
Next, specify the matrix that contains the data. The following shows the meaning of the
above item.
Observed .................... name of matrix (A to Z) that contains observed counts (all cells
Expected ..................... name of matrix (A to Z) that is for saving expected frequency
Save Res ..................... list for storage of calculation results (None or List 1 to 20)
Execute ....................... executes a calculation or draws a graph
# The matrix must be at least two lines by two
columns. An error occurs if the matrix has
only one line or one column.
1-2-18
Tests (TEST)
k
Σ
Σ
×
x
x
ij
ij
i=1
j=1
F
=
ij
k
ΣΣ
x
ij
i=1 j=1
2
k
(x
– F
)
Σ Σ
ij
ij
χ
2
=
F
ij
i =1
j =1
positive integers)
# Pressing 2 ('MAT) while setting
parameters enters the MATRIX editor, which
you can use to edit and view the contents of
matrices.
20010101
20011101
2
Test is applied to dichotomous
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