HP 9g Graphing manual Example

Page 63

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Example 47

Given the following data, use linear regression to estimate x ’ =? for y =573 and y ’= ? for x = 19

	X	15	17	21	28

	Y	451	475	525	678


[ MODE ] 1 [		]
[	]
[	] [ DATA ]

[ ] 15 [ ] 451 [ ] 17 [ ] 475 [ ] 21 [ ] 525 [ ] 28 [ ] 678

E-63

Image 63

Contents Hp 9g Graphing Calculator Contents Statistical Calculations Other Functions x-1, , , ,x 2, xProgramming Contrast Adjustment Power SupplyDisplay Features Changing Modes Selecting an Item from a MenuKey Labels Using the 2nd and Alpha keys CursorInserting and Deleting Characters Memory Recalling Previous Inputs and ResultsOrder of Operations Randi Accuracy and CapacityDMS Stat Error ConditionsDisplay Format Arithmetic CalculationAnswer Function Parentheses CalculationsPercentage Calculations Repeat CalculationsLogarithm and Antilogarithm Fraction CalculationConverting Angular Units Mathematical Functions Trigonometric and Inverse Trigonometric functionsHyperbolic and Inverse Hyperbolic functions Coordinate TransformationsUnit Conversion Physics Constants Multi-statement functions Built-in Function GraphsUser-generated Graphs Trace Function Graph ↔ Text Display and Clearing a GraphZoom Function Superimposing GraphsScrolling Graphs Plot and Line FunctionSingle-Variable and Two-Variable Statistics Process Capability Probability Distribution 1-Var Data Correcting Statistical DataQuad Regression CalculationNegative Expressions Basic Arithmetic Operations for BasesLogical Operation Program Control Instructions Before Using the Program AreaInput memory variable END Relational Operators Creating a New ProgramExecuting a Program Deleting a Program Using the Graph Function in ProgramsDisplay Result Command Debugging a ProgramProgram Examples × 5 + 56 7 74 8 × 7 = × 5 M+ MRC × 7 2nd M MRC MRC CL / ESC Example Prog 1 CL / ESC + 10 × 8 2 = 12369 × 7532 × 2nd SCI / ENG 20 2nd ENG SYM + 0.15 2nd ENG SYM 55 2nd % 2nd ANS B/c 2 a b/c 2nd a b/c d/e 2nd 2nd DMS Cosh1.5+2 = 2nd HYP cos Sinh -17 = 2nd HYP 2nd sin 2nd R P Alpha Page Page Page 26 7 ! 7 4 ! = Math Math Math Math 27 7 ! 7 4 ! × 4 = 2nd 30 7 4 = × 2nd Const Graph 2nd e Example Range Graph Alpha X 2nd x 3 + Alpha X x 2 Graph Alpha X + Graph cos Trace 2nd X Y Page Example 2nd Statvar Graph Example Example 2nd Statvar Example Nd Statvar Graph 2nd Statvar 573 Data 101 61 117 67 2nd Statvar Graph Nd Statvar 143 31 10 = 1F16 = 11111 2 = 37 Mode Dhbo Mode 2 dhbo Dhbo 4777 Mode 2 dhbo Dhbo 1234 + IE if Example RUN Seconds Seconds Example X 2 7 X + 5 = 0 X 1 = 2.5 , X 2 = 25 X 2 70 X + 49 = 0 X = 2 + 2 X + 5 = 0 X 1 = 1 + 2 i , X 2 = 1 2 When the message 1 AN, 2 SN appears on the display, you can = 3 , D = 2, N = 12 S N = S 12 = Seconds RUN Page Example Example RUN 486 Seconds Example Edit Dhbo 11011 = 10 C = 130 , D = 2nd RCL CL/ESC

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