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289
χ
2
.................... χ
2
value
p ..................... p-value
df .................... degrees of freedom
Expected ........ expected counts (Result is always stored in MatAns.)
The following key operation can be used to display the graph.
J
c
6(DRAW)
uu
uu
u2-Sample F Test
2-Sample F Test tests the hypothesis that when a sample result is composed of
multiple factors, the population result will be unchanged when one or some of the
factors are removed. The F Test is applied to F distribution.
F =
x
1 n–1
2
σ
x
2 n–1
2
σ
Perform the following key operation from the statistical data list.
3(TEST)
4(F)
The following is the meaning of each item in the case of list data specification.
Data................ data type
σ
1 .................... population standard deviation test conditions (“G
σ
2”
specifies two-tail test, “<
σ
2” specifies one-tail test where
sample 1 is smaller than sample 2, “>
σ
2” specifies one-tail
test where sample 1 is greater than sample 2.)
List1................ list whose contents you want to use as sample 1 data
List2................ list whose contents you want to use as sample 2 data
Freq1.............. frequency of sample 1
Freq2.............. frequency of sample 2
Execute .......... executes a calculation or draws a graph
Tests 18 - 6
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