Calculated Industries GradeMatic 4000 Скачать руководство пользователя

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Basic Math

GradeMatic 4000

uses standard chaining

logic for calculations. This means that
when solving a problem, it solves in the
order entered.

Keystrokes

Display

3 [+] 2 [=]

3 [–] 2 [=]

3 [x] 2 [=]

3 [÷] 2 [=]

1.5

Percent Calculations

The percent key is used to find a
given percentage of a number or for
working add–on, discount, or divi-
sion percentage calculations.

Keystrokes

Display

355 [x] 15 [%]

53.25

100 [÷] 50 [%]

200.

250 [+] 6.5 [%]

266.25

[–] 5 [%]

23.75

User’s Guide– 9

Содержание GradeMatic 4000

Страница 1: ...GRADEMATIC 4000 The Ultimate Teacher s Aid User s Guide...

Страница 2: ...ory 11 GPA Scale Values 13 Grading Display 14 Grading Exercises 15 Default Grading Scale 15 Working with Maximum and Minimum Points 16 Customizing GradeMatic 4000 20 Preferences 20 Converting Scores G...

Страница 3: ...cher s custom grade scale until changed or reset Complete combining of numerical and letter grades Multiple grade format displays Time saving Auto weighting feature Built in Points off Negative gradin...

Страница 4: ...x 6 5mm Weight 4 oz 114 g Power Source One 3 Volt Lithium CR 2032 battery Accuracy 10 digits internal Grade Point Average GPA Systems 4 0 5 0 12 0 Grade Display Formats GPAs 4 5 12 Scaled True Points...

Страница 5: ...If left on more than 12 minutes without activ ity the auto save feature shuts the cal culator off however all memory values are preserved Note If the timer stopwatch is running the automatic shutdown...

Страница 6: ...e them written some where so you can re enter them after a full reset Battery Information GradeMatic 4000 is powered by a sin gle 3 Volt Lithium CR 2032 battery If the display becomes weak or erratic...

Страница 7: ...7 Table 1 Last Math Entry Prev Math Entries Last Grade Entry Prev Grade Entries Maximum Minimum Pts Class Average Auto Weights Grade Display Format Custom Grade Scale Preference Settings On C On C On...

Страница 8: ...lays starts and stops the timer If a value is entered prior to starting the timer the timer counts down from the time entered 1 To count up from zero press Timer Timer 2 To count down press Timer ente...

Страница 9: ...solves in the order entered Keystrokes Display 3 2 5 3 2 1 3 x 2 6 3 2 1 5 Percent Calculations The percent key is used to find a given percentage of a number or for working add on discount or divi s...

Страница 10: ...rcent change between two values Press to display answer Keystrokes Display 10 Set 15 50 100 Set 25 75 Square Root Calculates the square root of a given number Keystrokes Display 144 Set 12 100 Set 10...

Страница 11: ...set Values can be stored in any for mat You may also subtract and replace values The following keys add sub tract and recall memory values Adds a displayed value to memory Displays the memory total Su...

Страница 12: ...0 2 Enter values into memory 25 M 25 30 M 30 3 Display the memory total Rcl M 55 4 Replace Memory value 75 Set Rcl M 75 5 Subtract 30 from the memory total 30 Set M 30 6 Display the results and clear...

Страница 13: ...0 12 00 A 3 67 4 67 11 00 B 3 33 4 33 10 00 B 3 00 4 00 9 00 B 2 67 3 67 8 00 C 2 33 3 33 7 00 C 2 00 3 00 6 00 C 1 67 2 67 5 00 D 1 33 2 33 4 00 D 1 00 2 00 3 00 D 0 67 1 67 2 00 F 0 00 1 00 0 00 Whe...

Страница 14: ...NUM and GRADE AVG appears when averaging grades Error None Messages When an entry is incorrect or an answer is beyond the range of the cal culator the word Error will display When this occurs press a...

Страница 15: ...exercises in this section use default values unless otherwise stated Press Set x to restore GradeMatic 4000 to its default settings Default Grading Scale The following examples use the default grading...

Страница 16: ...iven test or assignment as determined by the teacher The default for maxi mum points is 100 Minimum Points Minimum points can either be set directly or the GradeMatic 4000 can do this automatically Wh...

Страница 17: ...ill also convert the following scores to percent and letter grades using a maximum points setting of 50 Student 1 46 Student 2 35 Step Keystrokes Display 1 Clear calculator On C On C 0 2 Enter 50 maxi...

Страница 18: ...t 1 130 Student 2 93 Step Keystrokes Display 1 Clear calculator On C On C 0 2 Enter 150 maximum points 150 Max Pts 150 3 Enter 80 minimum points 80 Min Pts 80 4 Enter the student s grades 130 Grd 1 86...

Страница 19: ...y the maximum points is 100 Max Pts 100 3 Verify the maximum points for A Max Pts 100 0 A Note To verify the entire table for maximum points continue pressing Max Pts 4 Verify the minimum points Min P...

Страница 20: ...nce function Later you will learn to further customize your GradeMatic 4000 by setting a custom grade scale The following keys are used to set preferences Used to enter the Preference mode Repeated pr...

Страница 21: ...s are set to 100 and 40 the D break point displays as 40 not 60 PTS is used when grading on the Points system This format is based on a point scale defined by the maximum and min imum points assigned...

Страница 22: ...tes percentage to the custom grade scale For example if the custom grade scales break point for D is 60 and you reset the minimum points to 40 the D break point will still display as 60 Note When chan...

Страница 23: ...ALL Note Setting the ALL ALL and A pref erences to OFF overrides this preference when SET ALL is selected All Options On Off If ALL is set to OFF plus grades cannot be entered or displayed If a plus...

Страница 24: ...entered If set to OFF A cannot be entered or dis played See SET A F Note Fail Options F E Depending on the option selected a failing grade displays as an F or E Beep Options Off On If set to ON a bee...

Страница 25: ...Display 1 Clear calculator On C On C 0 2 Set All and All preferences to Off Set SCALE SET A F On ALL Off ALL On ALL Off ALL 3 Review the grade scale Max Pts 100 Max Pts 100 0 A Max Pts 90 00 B Max Pt...

Страница 26: ...Scores to Letter Grades Using the Avg Key Convert the following raw scores to let ter grades then find the class average Student 1 87 Student 2 55 Student 3 64 Step Keystrokes Display 1 Clear calcula...

Страница 27: ...of 200 Student 1 187 Student 2 155 Student 3 164 Step Keystrokes Display 1 Clear the class average Off On C 0 2 Enter 200 maximum points 200 Max Pts 200 3 Verify the value for maximum points Min Pts...

Страница 28: ...3 B Set 5 GPA 5 3 3 93 B Set 6 GPA 12 3 8 80 B Set 1 3 84 33 B Note Grade Percent G and True Percent will reflect the same values unless an irregular custom scale is entered Convert Raw Scores to Lett...

Страница 29: ...kes Display 1 Clear calculator On C On C 0 2 Enter 200 maximum points 200 Max Pts 200 3 Enter the students grades 187 Grd 1 93 50 A 155 Grd 2 77 50 C 164 Grd 3 82 00 B 4 Find the class average Avg 3 8...

Страница 30: ...Use 1500 points for the grading period and the scores below Grade 1 376 Grade 2 165 Grade 3 545 Step Keystrokes Display 1 Clear calculator On C On C 0 2 Enter 1500 maximum points 1500 Max Pts 1500 3 V...

Страница 31: ...exer cise assumes a standard 100 point scale with the points off scores below Student 1 15 Student 2 33 Student 3 0 100 Step Keystrokes Display 1 Reset minimum and maximum points to their defaults Of...

Страница 32: ...how to calcu late a student s average using per page points off totals Use the following grades for this exercise 10 5 6 Step Keystrokes Display 1 Clear calculator On C On C 0 2 Enter the per page poi...

Страница 33: ...and press Avg Remember when entering number grades enter the num ber first then press the Grd key Averaging Letter Grades Enter and average the following grades B C A Step Keystrokes Display 1 Clear...

Страница 34: ...e the following num ber and letter grades 87 B 64 C Step Keystrokes Display 1 Clear calculator On C On C 0 2 Enter the grades 87 Grd 1 87 00 B B 2 88 33 B 64 Grd 3 64 00 D C 4 71 67 C 3 Find the avera...

Страница 35: ...f Wt is for Earned Grd Avg Value Homework B 20 2 Wt Quizzes C 30 3 Wt Mid term A 50 5 Wt There are two methods that may be used to enter weight factors manual grade weighting and automatic grade weigh...

Страница 36: ...weight value It is important to remember that while aver aging a student s grades you must always enter the grades in the same order the weight values were assigned For example if the first grade on t...

Страница 37: ...kes Display 1 Clear calculator On C On C 0 2 Enter the weighted grades B 1 88 33 B C 2 Wt 2 71 67 C A 7 Wt 3 91 67 A 3 Find the average for grades Avg 3 87 33 B Note the difference between weighted an...

Страница 38: ...ework B 1 or 10 2 Quizzes 93 2 or 20 3 Mid term A 7 or 70 Step Keystrokes Display 1 Clear calculator On C On C 0 2 Enter the first grade B 1 88 33 B 3 Enter the second grade 93 Grd 2 93 00 A 4 Enter t...

Страница 39: ...ors below Grade Wt Factor 1 Homework 1 or 10 2 Quizzes 2 or 20 3 Mid term 7 or 70 Step Keystrokes Display 1 Clear calculator On C On C 0 2 Select the weight table Set Wt 1 1 00 3 Enter the weight fact...

Страница 40: ...t Any weights not entered will carry the default 1 00 Step Keystrokes Display 1 Clear calculator On C On C 0 2 Verify the weight values Wt 1 1 00 Wt 2 2 00 Wt 3 7 00 3 Continue pressing Wt until all 1...

Страница 41: ...ght table Grade Grade 1 Homework B 2 Quizzes C 3 Mid term A Step Keystrokes Display 1 Clear calculator On C On C 0 2 Enter the grades B 1 88 33 B C 2 71 67 C A 3 91 67 A 3 Find the average Avg 3 87 33...

Страница 42: ...me Grade 3 was missed because of an excused absence Grade Grade 1 Homework B 2 Quizzes C 3 Mid term Excused Step Keystrokes Display 1 Clear calculator On C On C 0 2 Enter the grades B 1 88 33 B C 2 71...

Страница 43: ...g a custom grade scale the minimum value is used to define the minimum breakpoint of a letter grade The GradeMatic 4000 will take the entered value convert it to an equivalent percentage and permanent...

Страница 44: ...0 65 0 Step Keystrokes Display 1 Clear the calculator Off On C 0 2 Set the minimum points for A 93 Set A 93 0 100 A 3 Set the minimum points for B 85 Set B 85 0 93 0 B 4 Set the minimum points for C 7...

Страница 45: ...es Display 1 Clear calculator On C On C 0 2 Enter 100 maximum points 100 Max Pts 100 3 Verify maximum points and review grade scale Rcl A 97 6 100 A A 95 3 97 6 A A 93 0 95 3 A B 90 3 93 0 B B 87 6 90...

Страница 46: ...C 0 2 Change the maximum points to 500 500 Max Pts 500 3 Review the grade scale Max Pts 500 0 A Max Pts 488 3 A Max Pts 476 6 A Max Pts 465 0 B Continue reviewing Note To review the minimum points fo...

Страница 47: ...as shown in the following table Note that the point spread for each grade is 2 5 Grade Points Point Spread A 97 5 100 2 5 A 95 0 97 5 2 5 A 92 5 95 0 2 5 B 90 0 92 5 2 5 Non linear point scales do not...

Страница 48: ...mum points for A 98 Set A 98 0 100 A 3 Set the minimum points for A 95 5 Set A 95 5 98 0 A 4 Set the minimum points for A 94 Set A 94 0 95 5 A 5 Set the minimum points for B 91 Set B 91 0 94 0 B Conti...

Страница 49: ...CUSTOM GRADE SCALE Plus Whole Minus A B C D Plus Whole Minus A B C D User s Guide 49...

Страница 50: ...tries Two presses clear the calculator in preparation for the next function Power Off Turns power off and clears all non permanent memory Set Used with other keys to access secondary functions Math Di...

Страница 51: ...rcent calculations Delta Percent Calculates the percent difference between two numbers Letter Grades Used to enter a letter grade To review the points range for a letter grade press Rcl then the lette...

Страница 52: ...wing minimum points If maximum points are changed you can let the GradeMatic 4000 auto matically compute the minimum points For more information on min imum points refer to Working with Maximum and Mi...

Страница 53: ...the class aver age but pressing On C does not Weight Key Used to weigh the grade entry Use with Set to build the semi permanent weight table for automatic grade weighting Add to Memory Adds the displ...

Страница 54: ...ory and shows the total Clear Memory Clears memory with out clearing the display Timer Displays starts and stops the timer If a value is entered prior to starting the timer the timer counts down from...

Страница 55: ...Square Root Finds square root of the displayed number Shortcuts to Setting Grade Format Points GPA 4 0 GPA 5 0 GPA 12 0 Grade Percent True Percent 1 Set 2 Set 6 Set 5 Set 4 Set Set Set User s Guide 55...

Страница 56: ...NOTES 56 GradeMatic 4000...

Страница 57: ...NOTES User s Guide 57...

Страница 58: ...NOTES 58 GradeMatic 4000...

Страница 59: ...RATION OR IF UNAUTHORIZED REPAIRS ARE ATTEMPTED OR MADE SOME EXAMPLES OF DAM AGES NOT COVERED BY WARRANTY INCLUDE BUT ARE NOT LIMITED TO BATTERY LEAKAGE BENDING ORVISIBLE CRACKINGOF THE LCD WHICH AREP...

Страница 60: ...this User s Guide to obtain current product repair information and charges Repairs are guaranteed for 90 days Not all countries have CII Authorized Service Providers or the same warranty and service...

Страница 61: ...NTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM ANY DEFECT IN THE PRODUCT OR ITS DOCUMENTATION The warranty disclaimer and reme dies set forth above are exclusive and replace all others oral or written e...

Страница 62: ...lculated Industries a leading manu facturer of special function calculators and digital measuring instruments is always looking for new product ideas in these areas If you have one or if you have any...

Страница 63: ...rs 32 C arsonC i t y V N MAY 6 97 User s Guide 63 Mail Calculated Industries Inc 4840 Hytech Drive Carson City NV 89706 USA Phone 775 885 4975 Fax 775 885 4949 Email techsup calculated com World Wide...

Страница 64: ...mark of Calculated Industries Inc ALL RIGHTS RESERVED Designed in the United States of America by Calculated Industries Inc 1998 Calculated Industries Inc U S Patent Numbers 4 715 011 and 5 233 552 U...

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