Casio ClassPad 330 User Manual page 432

Calculation Result Output
2 2
χ : χ
value
p p
: -value
df
: degrees of freedom
Example
11 68 3
a =
9 23 5
• Statistics Wizard Operation
(1) J
(2) Input the matrix and assign it to variable a .
(3) m I
(4) On the menu bar, tap [Calc] and then [Test].
2
(5) Select [χ Test] and then tap [Next >>].
(6) Input matrix a in the Matrix dialog box.
(7) Tap [Next >>].
(8) To display the graph, tap $ .
u Program, eActivity or Main Application
Command: ChiTest
Command Syntax
Observed matrix
Input Example:
ChiTest matrixa
Tip
• The minimum size of the matrix is 1 × 2. An error occurs if the matrix has only one row.
• The result of the expected frequency calculation is stored in the system variable named "Expected".
F
k 2-Sample Test
F
2-Sample Test
Menu: [Test]-[Two-Sample FTest]
Description: This command tests hypotheses concerning the ratio of the population
variance of two populations. A 2-Sample
F =
7-9-14
Tests
x
2
σ
1 n–1
x
2
σ
2 n–1
20060301
F F
Test uses distribution.