HP 12c Owners Manual
Here you can view all the pages of manual HP 12c Owners Manual. The HP manuals for Calculator are available online for free. You can easily download all the documents as PDF.
Page 81
Section 6: Statistics Functions 81 File name: hp 12c_users guide_English_HDPMBF12E44 Page: 81 of 209 Printered Date: 2005/7/29 Dimension: 14.8 cm x 21 cm Example: Compute the slope and intercept of the regression line in the preceding example. Keystrokes Display 0gR 15.55 y-intercept (A); projected value for x = 0. 1 gR~d~- 0.001 Slope of the line (B); indicates the change in the projected values caused by an incremental chan ge in the x value. The equation that describes the...
Page 82
82 Section 6: Statistics Functions File name: hp 12c_users guide_English_HDPMBF12E44 Page: 82 of 209 Printered Date: 2005/7/29 Dimension: 14.8 cm x 21 cm Keystrokes Display g 1.19 Weighted mean cost per gallon. A procedure for calculating the standard deviation and standard error (as well as the mean) of weighted or grouped data is included in the hp 12c Solutions Handbook.
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83 File name: hp 12c_users guide_English_HDPMBF12E44 Page: 83 of 209 Printered Date: 2005/7/29 Dimension: 14.8 cm x 21 cm Section 7 Mathematics and Number-Alteration Functions The hp 12c provides several keys for mathematical functions and for altering, numbers. These functions are useful for specialized financial calculations as well as for general mathematics calculations. One-Number Functions Most of the mathematics functions require that only one number be in the calculator (that...
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84 Section 7: Mathematics and Number-Alteration Functions File name: hp 12c_users guide_English_HDPMBF12E44 Page: 84 of 209 Printered Date: 2005/7/29 Dimension: 14.8 cm x 21 cm Fractional. Pressing gT replaces the number in the display by its fractional portion — that is, it replaces all digits to the left of the decimal point by 0. Like Ñ , T changes the number inside the calculator as well as its displayed version. The original number can be recalled to the display by pressing gF...
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Section 7: Mathematics and Number-Alteration Functions 85 File name: hp 12c_users guide_English_HDPMBF12E44 Page: 85 of 209 Printered Date: 2005/7/29 Dimension: 14.8 cm x 21 cm The Power Function Pressing q calculates a power of a number — that is, yx. Like the arithmetic function + , q requires two numbers: 1. Key in the base number (which is designated by the y on the key). 2. Press \ to separate the second number (the exponent) from the first (the base). 3. Key in the...
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File name: hp 12c_users guide_English_HDPMBF12E44 Page: 87 of 209 Printered Date: 2005/7/29 Dimension: 14.8 cm x 21 cm Part II Programming
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88 File name: hp 12c_users guide_English_HDPMBF12E44 Page: 88 of 209 Printered Date: 2005/7/29 Dimension: 14.8 cm x 21 cm Section 8 Programming Basics Why Use Programs? A program is simply a sequence of keystrokes that is stored in the calculator. Whenever you have to calculate with the same sequence of keystrokes several times, you can save a great deal of time by incorporating these keystrokes in a program. Instead of pressing all the keys each time, you press just one key to start...
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Section 8: Programming Basics 89 File name: hp 12c_users guide_English_HDPMBF12E44 Page: 89 of 209 Printered Date: 2005/7/29 Dimension: 14.8 cm x 21 cm Keystrokes Display - 150.00 Price less discount. 5 5. Handling charge. + 155.00 Net cost (price less discount plus handling charge). Next, set the calculator to Program mode and erase any program(s) already stored: Keystrokes Display fs 00- Sets calculator to Program mode. fCLEARÎ 00- Clears program(s). Finally, press the...
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90 Section 8: Programming Basics File name: hp 12c_users guide_English_HDPMBF12E44 Page: 90 of 209 Printered Date: 2005/7/29 Dimension: 14.8 cm x 21 cm Example: Run the program created above to calculate the net cost of a typewriter listing for $625 and an executive chair listing for $159. Keystrokes Display fs 155.00 Sets calculator to Run mode. Display shows number previously calculated. 625 625. Keys in price of typewriter. t 473.75 Net cost of typewriter. 159 159. Keys in...