Casio fx-8200 AU

To Next Page

To Previous Page

Regression Calculation Formula

Linear Regression (y = a + bx)

Quadratic Regression (y = a + bx + cx

)

Logarithmic Regression (y = a + b･ln(x))

Main Page

Table of Contents2
Before Using the Calculator6
Read this First6
About this Manual6
Key Operations6
Menu Operations7
Key and Key8
Examples8
Initializing the Calculator8
Calculator "Get Started" Screen8
Precautions9
Safety Precautions9
Handling Precautions10
Getting Started11
Attaching and Removing the Front Cover11
Turning Power on and off12
HOME Screen13
Adjusting Display Contrast13
Key Markings13
Indicators14
Using Menus14
Calculator Apps and Menus17
Calculator Apps17
Selecting a Calculator App17
Installed Calculator App List17
Using the SETTINGS Menu18
Changing Calculator Settings19
Items and Available Setting Options20
Using the CATALOG Menu24
Using the TOOLS Menu24
Inputting Expressions and Values26
Basic Input Rules26
Inputting an Expression Using Natural Textbook Format (Mathi/Matho or Mathi/Decimalo Only)27
Undo Operations28
Using Values and Expressions as Arguments28
Overwrite Input Mode (Linei/Lineo or Linei/Decimalo Only)28
Basic Calculations29
Arithmetic Calculations29
Fraction Calculations29
Powers, Power Roots, and Reciprocals31
Pi, Natural Logarithm Base E33
Natural Logarithm Base E33
Calculation History and Replay33
Calculation History33
Replay34
Using Memory Functions34
Answer Memory (Ans) / Previous Answer Memory (Preans)34
Variables (A, B, C, D, E, F, X, Y, Z)36
Clearing the Contents of All Memories38
Changing Calculation Result Format39
Using the FORMAT Menu39
FORMAT Menu List39
Conversion Sample Operation40
Standard and Decimal Conversion40
Prime Factorization41
Recurring Decimal Conversion (Recurring Decimal Calculations)42
Converting a Calculation Result to a Recurring Decimal Value42
Inputting a Recurring Decimal42
Recurring Decimal Calculation Example43
Rectangular and Polar Coordinate Conversion44
Improper Fraction and Mixed Fraction Conversion44
Engineering Notation44
Sexagesimal Conversion (Degree, Minute, Second Calculations)46
Converting a Decimal Value Calculation Result to a Sexagesimal Value46
Inputting and Calculating with a Sexagesimal Value46
Advanced Calculations47
Function Analysis47
Summation(Σ)47
Product(Π)48
Logarithm(Logab), Logarithm(Log)49
Natural Logarithm50
Probability50
Factorial(!)50
Permutation(P), Combination(C)51
Random Number51
Random Integer51
Numeric Calculations52
Gcd, Lcm52
Absolute Value52
Recurring Decimal52
Round off53
Angle Unit, Polar/Rectangular Coordinate, Sexagesimal53
Degrees, Radians, Gradians53
Rect to Polar, Polar to Rect54
Degrees, Minutes, Seconds54
Hyperbolic, Trigonometric55
Hyperbolic Functions55
Trigonometric Functions55
Others56
Registering and Using Defining Equations for F(X) and G(X)57
Registering a Defining Equation57
Performing a Calculation by Assigning a Value to the Registered Defining Equation58
Registering a Composite Function58
Data Retention59
Using Verify60
Verify Overview60
Enabling and Disabling Verify60
Using Verify with the Calculate App61
Verify Sample Operation61
Verifiable Expressions62
Performing a Sequential Verification Operation on the Right Side of an Expression62
Using QR Code Functions64
Displaying a QR Code64
If You Experience Difficulty Scanning a QR Code65
Using Calculator Apps66
Statistical Calculations66
General Procedure for Performing a Statistical Calculation66
Inputting Data with Statistics Editor67
Displaying Statistical Calculation Results70
Using Statistical Calculation Screen74
Statistical Calculation Formula79
Distribution Calculations82
General Procedure for Performing a Distribution Calculation82
Parameter List84
List Screen85
Editing the List Screen Contents86
Calculation Example86
Creating a Number Table87
General Procedure for Creating a Number Table87
Maximum Number of Rows in a Number Table According to Table Type88
Defining Equation Registration89
Editing Number Table Screen Data89
F(X) and G(X) Update Timing90
Using Verify with the Table App90
Data Retention92
Complex Number Calculations93
Inputting Complex Numbers93
Complex App Calculation Examples93
Using Verify with the Complex App95
Vector Calculations96
General Procedure for Performing a Vector Calculation96
Vector Variable List Screen98
Vector Answer Memory (Vctans)100
Vector Calculation Examples101
Technical Information103
Errors103
Displaying the Location of an Error103
Error Messages103
Before Assuming Malfunction of the Calculator106
Replacing the Battery106
Calculation Priority Sequence108
Calculation Ranges, Number of Digits, and Precision109
Calculation Range and Precision109
Function Calculation Input Ranges and Precision109
Specifications111
Frequently Asked Questions113

Casio fx-8200 AU - Page 80

Table of Contents

Related product manuals