Teachers Guide
Page 2
...calculators other party. Printed in classes, workshops, or seminars, provided each copy made shows the copyright notice. About the Authors Gary Hanson and Aletha Paskett are math teachers in the Jordan Independent School District in the How to Use the TI-30X ÙS section of this book. Moreover, Texas Instruments... means, including any other than the TI-30X IIS may produce results different from others, you request photocopies of all rights are trademarks of Texas Instruments Incorporated. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for special, ...
...calculators other party. Printed in classes, workshops, or seminars, provided each copy made shows the copyright notice. About the Authors Gary Hanson and Aletha Paskett are math teachers in the Jordan Independent School District in the How to Use the TI-30X ÙS section of this book. Moreover, Texas Instruments... means, including any other than the TI-30X IIS may produce results different from others, you request photocopies of all rights are trademarks of Texas Instruments Incorporated. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for special, ...
Teachers Guide
Page 3
...that the key is designed to be used to develop mathematical concepts, they appear on the TI-30X ÙS, and any pertinent notes about Texas Instruments (TI) calculators, use the calculator. The How To Use the TI-30X ÙS section is a second, or alternate, function. For example: Z • On...Activities and How to use our e-mail address: ti-cares@ti.com visit our TI calculator home page: www.ti.com/calc or, call our toll-free number: 1.800.TI.CARES (1.800.842.2737) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X IIS: A Guide for the mathematical concept you teach students...
...that the key is designed to be used to develop mathematical concepts, they appear on the TI-30X ÙS, and any pertinent notes about Texas Instruments (TI) calculators, use the calculator. The How To Use the TI-30X ÙS section is a second, or alternate, function. For example: Z • On...Activities and How to use our e-mail address: ti-cares@ti.com visit our TI calculator home page: www.ti.com/calc or, call our toll-free number: 1.800.TI.CARES (1.800.842.2737) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X IIS: A Guide for the mathematical concept you teach students...
Teachers Guide
Page 6
Enter the first number. 4.39865 2. Students calculate batting averages using the TI-30X ÙS and then round their answers to 4 decimal places using pencil and paper. Have students round the following numbers to three ...averages (number of hits ¾ number of decimal places. Press 4 to 3 decimal places for solutions. ³ 1. Math Concepts Materials • rounding • TI-30X ÙS • place value • pencil • division • comparing and ordering decimals • student activity Introduction 1. You need to select 9 players...
Enter the first number. 4.39865 2. Students calculate batting averages using the TI-30X ÙS and then round their answers to 4 decimal places using pencil and paper. Have students round the following numbers to three ...averages (number of hits ¾ number of decimal places. Press 4 to 3 decimal places for solutions. ³ 1. Math Concepts Materials • rounding • TI-30X ÙS • place value • pencil • division • comparing and ordering decimals • student activity Introduction 1. You need to select 9 players...
Teachers Guide
Page 10
...TI-30X ÖS. FLO SCI ENG 3. Scientific Notation Overview Students investigate scientific notation by telling your students: The standard form for scientific notation is a Q 10n, where a is greater than or equal to 1 and less than 10, and n is an integer. 1. Have students change the following numbers in scientific notation using them in calculations..., press M and then enter the number. 1. Math Concepts • scientific notation • addition • division Materials • TI-30X ÙS • pencil • student activity Introduction Set up the activity by ...
...TI-30X ÖS. FLO SCI ENG 3. Scientific Notation Overview Students investigate scientific notation by telling your students: The standard form for scientific notation is a Q 10n, where a is greater than or equal to 1 and less than 10, and n is an integer. 1. Have students change the following numbers in scientific notation using them in calculations..., press M and then enter the number. 1. Math Concepts • scientific notation • addition • division Materials • TI-30X ÙS • pencil • student activity Introduction Set up the activity by ...
Teachers Guide
Page 11
... have been asked to get there from the Sun. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 7 How long will take you to make the trip in scientific notation mode before you make another trip. Can you beginning addition. Star Voyage - Scientific Notation (Continued) Activity Present the following problem to the sun is...
... have been asked to get there from the Sun. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 7 How long will take you to make the trip in scientific notation mode before you make another trip. Can you beginning addition. Star Voyage - Scientific Notation (Continued) Activity Present the following problem to the sun is...
Teachers Guide
Page 13
...scientific notation mode before you have been asked to make the trip in the given time Extension Now that light can travel a distance of 6 x 1012 miles in 1 light year. The distance from the Sun to Alpha Centauri is 2.5 x 1013 miles. The distance from the Sun. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X... ÙS: A Guide for Teachers 9 You have been assigned to go to travel the distance. (distance traveled P 1 light year 3. You know that you have been successful, you to travel Hint: Make sure your calculator is ...
...scientific notation mode before you have been asked to make the trip in the given time Extension Now that light can travel a distance of 6 x 1012 miles in 1 light year. The distance from the Sun to Alpha Centauri is 2.5 x 1013 miles. The distance from the Sun. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X... ÙS: A Guide for Teachers 9 You have been assigned to go to travel the distance. (distance traveled P 1 light year 3. You know that you have been successful, you to travel Hint: Make sure your calculator is ...
Teachers Guide
Page 21
...Students Rate Students 60 3 63 3 61 5 64 1 62 6 65 4 Math Concepts • mean, minimum, maximum, and range Materials • TI-30X ÙS • stopwatch or a watch with a second hand • student activity ³ 1. Introduction Students may be placed in smaller groups for ...rate data into the TI-30X ÙS. For example, enter the first heart rate, and then press $. Press % t Enter the first heart rate on the chart. Heart Rates - 1-Variable Statistics Overview Students use the statistics functions of the TI-30XÙS calculator to check their pulse ...
...Students Rate Students 60 3 63 3 61 5 64 1 62 6 65 4 Math Concepts • mean, minimum, maximum, and range Materials • TI-30X ÙS • stopwatch or a watch with a second hand • student activity ³ 1. Introduction Students may be placed in smaller groups for ...rate data into the TI-30X ÙS. For example, enter the first heart rate, and then press $. Press % t Enter the first heart rate on the chart. Heart Rates - 1-Variable Statistics Overview Students use the statistics functions of the TI-30XÙS calculator to check their pulse ...
Teachers Guide
Page 22
... again and record as before . Instruct them to make a histogram of the 3 sets of group and the heart rate readings. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 18 Have them these instructions: a. Instruct students to time their pulse for 1 minute. Ask students: • ...sum of breath, stop immediately. 6. Now have the students do jumping jacks for 2 minutes and then give them enter the data into the calculator. If the class (or individual) heart rate after running with the resting heart rate. 7. If it more spread out in great shape. ...
... again and record as before . Instruct them to make a histogram of the 3 sets of group and the heart rate readings. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 18 Have them these instructions: a. Instruct students to time their pulse for 1 minute. Ask students: • ...sum of breath, stop immediately. 6. Now have the students do jumping jacks for 2 minutes and then give them enter the data into the calculator. If the class (or individual) heart rate after running with the resting heart rate. 7. If it more spread out in great shape. ...
Teachers Guide
Page 27
...143; 1. Y1=1 4. Enter data for each data point. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for the first player, Rhonda Mapp). Math Concepts • 2-variable statistics Materials • TI-30X ÙS • pencils • student activity Activity Present the following problem to...player in STAT mode and choose 2-VAR statistics. 2. Put the calculator in the table. Press < to enter data for Rhonda Mapp). WNBA Stats - 2-Variable Statistics Overview Students use the TI-30X ÙS to compute the regression equation and evaluate some values. ...
...143; 1. Y1=1 4. Enter data for each data point. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for the first player, Rhonda Mapp). Math Concepts • 2-variable statistics Materials • TI-30X ÙS • pencils • student activity Activity Present the following problem to...player in STAT mode and choose 2-VAR statistics. 2. Put the calculator in the table. Press < to enter data for Rhonda Mapp). WNBA Stats - 2-Variable Statistics Overview Students use the TI-30X ÙS to compute the regression equation and evaluate some values. ...
Teachers Guide
Page 28
...player to the nearest hundredth). 1.56x + 7.02 5. x¢ y¢ 2. You may want to 2 places before doing the statistical calculations. This is the y-intercept of best fit (round to play if she averages 15 points per game for all the given players? Write...decimal to discuss the other statistical variables and what they mean. 4. Sy Îy Òx 112.00 1. WNBA Stats - 2-Variable Statistics (Continued) 3. Calculate the statistical data. The form of best fit. ÒXY a b r 1.56 2. The closer the correlation coefficient value is y = ax + b. F0123456789 2....
...player to the nearest hundredth). 1.56x + 7.02 5. x¢ y¢ 2. You may want to 2 places before doing the statistical calculations. This is the y-intercept of best fit (round to play if she averages 15 points per game for all the given players? Write...decimal to discuss the other statistical variables and what they mean. 4. Sy Îy Òx 112.00 1. WNBA Stats - 2-Variable Statistics (Continued) 3. Calculate the statistical data. The form of best fit. ÒXY a b r 1.56 2. The closer the correlation coefficient value is y = ax + b. F0123456789 2....
Teachers Guide
Page 29
...• Are there other data in X.) Ask students: Which 2 variables have the closest correlations? (That is, which have students use the calculator to investigate the correlation of field-goal percentage to minutes per game, or rebounds per game to 1 or 1?) 1. Extension ...the correlation coefficient closest to minutes per game besides points scored? • What about defense, rebounding, etc.? Press ! ! Press u. Press Now calculate how many points you only need to x¢. to enter the new data in the chart such as a class. WNBA Stats - 2-Variable Statistics...
...• Are there other data in X.) Ask students: Which 2 variables have the closest correlations? (That is, which have students use the calculator to investigate the correlation of field-goal percentage to minutes per game, or rebounds per game to 1 or 1?) 1. Extension ...the correlation coefficient closest to minutes per game besides points scored? • What about defense, rebounding, etc.? Press ! ! Press u. Press Now calculate how many points you only need to x¢. to enter the new data in the chart such as a class. WNBA Stats - 2-Variable Statistics...
Teachers Guide
Page 31
... 1 or 1?) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for the line of field-goal percentage to minutes per game, or rebounds per game to minutes per game. (Remember, since you have already entered the minutes per game? 5. WNBA Stats - 2-Variable Statistics Name Date Extension Use the calculator to investigate the correlation of...
... 1 or 1?) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for the line of field-goal percentage to minutes per game, or rebounds per game to minutes per game. (Remember, since you have already entered the minutes per game? 5. WNBA Stats - 2-Variable Statistics Name Date Extension Use the calculator to investigate the correlation of...
Teachers Guide
Page 33
... in the display, the entry line contains more characters are retained. 7 5 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 29 The display, pending operations, 1 4 settings, and memory are located above the next key you press. 3. % ' turns off the calculator and clears the display. 4. < completes the operation or executes the command. 5. % i recalls the...
... in the display, the entry line contains more characters are retained. 7 5 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 29 The display, pending operations, 1 4 settings, and memory are located above the next key you press. 3. % ' turns off the calculator and clears the display. 4. < completes the operation or executes the command. 5. % i recalls the...
Teachers Guide
Page 35
Press %¨ Display RESET: N- No menu or message is displayed. ¨ Using % or & and - DEG ~ DEG Pressing & and - returns all settings to their defaults and clears the memory. %¨ © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 31 at the same time also resets the calculator immediately. Reset Reset the calculator. Y DEG " RESET: N -Y < DEG MEM CLEARED -
Press %¨ Display RESET: N- No menu or message is displayed. ¨ Using % or & and - DEG ~ DEG Pressing & and - returns all settings to their defaults and clears the memory. %¨ © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 31 at the same time also resets the calculator immediately. Reset Reset the calculator. Y DEG " RESET: N -Y < DEG MEM CLEARED -
Teachers Guide
Page 36
DEG %ª © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 32 Press 2 T 2 < %ª F < Display 2+2 Ans2 4. DEG ' 16. Last Answer (Ans) Use Last Answer (Ans) to calculate (2+2)2.
DEG %ª © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 32 Press 2 T 2 < %ª F < Display 2+2 Ans2 4. DEG ' 16. Last Answer (Ans) Use Last Answer (Ans) to calculate (2+2)2.
Teachers Guide
Page 40
.... 7. % _ changes a real number to the decimal notation mode setting. 7 © 1999 TEXAS INSTRUMENTS INCORPORATED 4 3 2 1 5 6 TI-30X ÙS: A Guide for Teachers 36 Basic Math 3 Keys 1. Notes • The examples on the transparency masters assume all default settings. • The TI-30X ÙS allows implied multiplication. U allows subtraction. • Results of percent calculations display according to a percent. V multiplies. 4. T adds. 2.
.... 7. % _ changes a real number to the decimal notation mode setting. 7 © 1999 TEXAS INSTRUMENTS INCORPORATED 4 3 2 1 5 6 TI-30X ÙS: A Guide for Teachers 36 Basic Math 3 Keys 1. Notes • The examples on the transparency masters assume all default settings. • The TI-30X ÙS allows implied multiplication. U allows subtraction. • Results of percent calculations display according to a percent. V multiplies. 4. T adds. 2.
Teachers Guide
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... 4 Keys 1. D opens a parenthetical expression. 2. Example: 1 + 2 x 3 = 7 (1 + 2) x 3 = 9 1 2 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 40 Notes • The examples on the transparency masters assume all default settings. • The transparency master showing the Equation Operating System (EOSTM) demonstrates the order in which the TI-30X ÙS completes calculations. • Operations inside parentheses are performed first.
... 4 Keys 1. D opens a parenthetical expression. 2. Example: 1 + 2 x 3 = 7 (1 + 2) x 3 = 9 1 2 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 40 Notes • The examples on the transparency masters assume all default settings. • The transparency master showing the Equation Operating System (EOSTM) demonstrates the order in which the TI-30X ÙS completes calculations. • Operations inside parentheses are performed first.
Teachers Guide
Page 49
... default settings. • % , 8 removes the setting and returns to standard notation (floating decimal). • The FIX setting affects all decimal results and the mantissa of Scientific and Engineering notation results. • The TI-30X ÙS automatically rounds the result to 2 places, 0.147 becomes 0.15 when you set the number of decimal places.
... default settings. • % , 8 removes the setting and returns to standard notation (floating decimal). • The FIX setting affects all decimal results and the mantissa of Scientific and Engineering notation results. • The TI-30X ÙS automatically rounds the result to 2 places, 0.147 becomes 0.15 when you set the number of decimal places.
Teachers Guide
Page 51
... calculator clears all default settings. • You can store a real number or an expression that results in which to the display. z displays the following menu of the stored variable is displayed on the transparency masters assume all memory variables. • For more about rand, see Chapter 11, Probability. 3 2 4 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X...
... calculator clears all default settings. • You can store a real number or an expression that results in which to the display. z displays the following menu of the stored variable is displayed on the transparency masters assume all memory variables. • For more about rand, see Chapter 11, Probability. 3 2 4 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X...
Teachers Guide
Page 56
...automatically reduced to their lowest terms. • Fractional calculations can show fractional or decimal results. When possible, calculations involving 2 fractions or a fraction and any integer will display fractional results. 3 Calculations involving a fraction and 2 a decimal will always ... fraction, a mixed number or a mixed number to its • You can be any number through 1000. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 52 the numerator and between the numerator and the denominator. 3. % j converts a fraction to...
...automatically reduced to their lowest terms. • Fractional calculations can show fractional or decimal results. When possible, calculations involving 2 fractions or a fraction and any integer will display fractional results. 3 Calculations involving a fraction and 2 a decimal will always ... fraction, a mixed number or a mixed number to its • You can be any number through 1000. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 52 the numerator and between the numerator and the denominator. 3. % j converts a fraction to...