User Guide
Table Of Contents
- Getting Ready
 - Contents
 - About This User’s Guide
 - Chapter 1 Getting Acquainted
 - Chapter 2 Using the Main Application
- 2-1 Main Application Overview
 - 2-2 Basic Calculations
 - 2-3 Using the Calculation History
 - 2-4 Function Calculations
 - 2-5 List Calculations
 - 2-6 Matrix and Vector Calculations
 - 2-7 Using the Action Menu
 - 2-8 Using the Interactive Menu
 - 2-9 Using the Main Application in Combination with Other Applications
 - 2-10 Using Verify
 
 - Chapter 3 Using the Graph & Table Application
 - Chapter 4 Using the Conics Application
 - Chapter 5 Using the 3D Graph Application
 - Chapter 6 Using the Sequence Application
 - Chapter 7 Using the Statistics Application
- 7-1 Statistics Application Overview
 - 7-2 Using List Editor
 - 7-3 Before Trying to Draw a Statistical Graph
 - 7-4 Graphing Single-Variable Statistical Data
 - 7-5 Graphing Paired-Variable Statistical Data
 - 7-6 Using the Statistical Graph Window Toolbar
 - 7-7 Performing Statistical Calculations
 - 7-8 Test, Confidence Interval, and Distribution Calculations
 - 7-9 Tests
 - 7-10 Confidence Intervals
 - 7-11 Distribution
 - 7-12 Statistical System Variables
 
 - Chapter 8 Using the Geometry Application
 - Chapter 9 Using the Numeric Solver Application
 - Chapter 10 Using the eActivity Application
 - Chapter 11 Using the Presentation Application
 - Chapter 12 Using the Program Application
 - Chapter 13 Using the Spreadsheet Application
 - Chapter 14 Using the Setup Menu
 - Chapter 15 Configuring System Settings
- 15-1 System Setting Overview
 - 15-2 Managing Memory Usage
 - 15-3 Using the Reset Dialog Box
 - 15-4 Initializing Your ClassPad
 - 15-5 Adjusting Display Contrast
 - 15-6 Configuring Power Properties
 - 15-7 Specifying the Display Language
 - 15-8 Specifying the Font Set
 - 15-9 Specifying the Alphabetic Keyboard Arrangement
 - 15-10 Optimizing “Flash ROM”
 - 15-11 Specifying the Ending Screen Image
 - 15-12 Adjusting Touch Panel Alignment
 - 15-13 Viewing Version Information
 
 - Chapter 16 Performing Data Communication
 - Appendix
 

20050501
7-11-5
Distribution
Definition of Terms
Lower : lower boundary
Upper : upper boundary
df : degrees of freedom (df > 0)
Input Example:
TCD 1.7,1000,6
Calculation Result Output
p :Student-t distribution probability
t Low : lower boundary value you input
t Up : upper boundary value you input
k
χ
2
 Distribution
χ
2
 Probability Density
Command: ChiPD 䡺
Description: This command calculates the probability density of 
χ
2
 distribution from a
specified x value.
f
(x) = 
Γ
1
2
df
df
2
x e   
2
1
df
2
–1
x
2
–
Command Syntax
x value, df value
Definition of Terms
x : data value
df : degrees of freedom (positive integer)
Input Example:
ChiPD 0.76,3
Calculation Result Output
p :
χ
2
 probability density










