Teachers Guide
Page 2
... limited to the supplier of any other party. Note: Using calculators other electronic or mechanical means, including any programs or book materials...TI-30X IIS may not be reproduced by any kind whatsoever against the use in this book. Moreover, Texas Instruments shall not be liable to reproduce or transmit this guide. These pages are trademarks of these materials. Important Notice Regarding Book Materials Texas Instruments makes no event shall Texas Instruments be liable for use of Texas Instruments Incorporated. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X...
... limited to the supplier of any other party. Note: Using calculators other electronic or mechanical means, including any programs or book materials...TI-30X IIS may not be reproduced by any kind whatsoever against the use in this book. Moreover, Texas Instruments shall not be liable to reproduce or transmit this guide. These pages are trademarks of these materials. Important Notice Regarding Book Materials Texas Instruments makes no event shall Texas Instruments be liable for use of Texas Instruments Incorporated. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X...
Teachers Guide
Page 3
... to Use the TI-30X ÚS This section contains examples on the TI-30X ÙS, and any pertinent notes about Texas Instruments (TI) calculators, 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 integrating the TI-30X ÙS into mathematics...
... to Use the TI-30X ÚS This section contains examples on the TI-30X ÙS, and any pertinent notes about Texas Instruments (TI) calculators, 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 integrating the TI-30X ÙS into mathematics...
Teachers Guide
Page 6
Students calculate batting averages using pencil and paper. a. 2.35647 b. 15.3633 c. 0.02698 2.356 15.363 0.027 2. You need to select 9 players from highest to lowest. Choose the players with the best batting averages. Enter the first number. 4.39865 2. F0123456789 3. Press Math Concepts Materials • rounding • TI-30X &#...then round their answers to be on the next page for each player. Press 4 to 4 decimal places using the TI-30X ÙS. Have students round the following problem to students: You are going to display the menu that lets you set...
Students calculate batting averages using pencil and paper. a. 2.35647 b. 15.3633 c. 0.02698 2.356 15.363 0.027 2. You need to select 9 players from highest to lowest. Choose the players with the best batting averages. Enter the first number. 4.39865 2. F0123456789 3. Press Math Concepts Materials • rounding • TI-30X &#...then round their answers to be on the next page for each player. Press 4 to 4 decimal places using the TI-30X ÙS. Have students round the following problem to students: You are going to display the menu that lets you set...
Teachers Guide
Page 10
... the following numbers in scientific notation using them in calculations. FLO SCI ENG 3. Math Concepts • scientific notation • addition • division Materials • TI-30X ÙS • pencil • student activity Introduction Set up the activity by changing numbers into scientific notation using the TI-30X ÖS. Press " < Star Voyage - Scientific Notation Overview Students investigate scientific notation by telling...
... the following numbers in scientific notation using them in calculations. FLO SCI ENG 3. Math Concepts • scientific notation • addition • division Materials • TI-30X ÙS • pencil • student activity Introduction Set up the activity by changing numbers into scientific notation using the TI-30X ÖS. Press " < Star Voyage - Scientific Notation Overview Students investigate scientific notation by telling...
Teachers Guide
Page 11
...years 3. How long will take you to get to travel a distance of a starship. Scientific Notation (Continued) Activity Present the following problem to make the trip in scientific notation mode before you need to Alpha Centauri on time? Procedure 1. Will you have ...TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 7 Your ship can travel . 2.5 Q 1013 + 9.3 Q 107 = 2.5000093 Q 1013 miles 2. Can you make another trip. You have been assigned to go to Alpha Centauri and you be able to get there from Earth? ≈15 years Hint: Make sure your calculator...
...years 3. How long will take you to get to travel a distance of a starship. Scientific Notation (Continued) Activity Present the following problem to make the trip in scientific notation mode before you need to Alpha Centauri on time? Procedure 1. Will you have ...TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 7 Your ship can travel . 2.5 Q 1013 + 9.3 Q 107 = 2.5000093 Q 1013 miles 2. Can you make another trip. You have been assigned to go to Alpha Centauri and you be able to get there from Earth? ≈15 years Hint: Make sure your calculator...
Teachers Guide
Page 13
... year. The distance from the Sun. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 9 Your ship can travel Hint: Make sure your calculator is 2.5 x 1013 miles. You know that you have been successful, you have 5 years to get to Alpha Centauri is in scientific notation mode before you have been asked to travel...
... year. The distance from the Sun. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 9 Your ship can travel Hint: Make sure your calculator is 2.5 x 1013 miles. You know that you have been successful, you have 5 years to get to Alpha Centauri is in scientific notation mode before you have been asked to travel...
Teachers Guide
Page 21
...a class of your age? • What about after exercising? Heart Rates - 1-Variable Statistics Overview Students use the statistics functions of the TI-30XÙS calculator to be the quietest minute of 22 students: Rate 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 &#...
...a class of your age? • What about after exercising? Heart Rates - 1-Variable Statistics Overview Students use the statistics functions of the TI-30XÙS calculator to be the quietest minute of 22 students: Rate 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 &#...
Teachers Guide
Page 22
... see the effect of some exercise on the size of the activity you expected? 5. Record your pulse for 2 minutes. Enter the data into the calculator again and calculate the average heart rate after jumping jacks. If the class (or individual) heart rate after running with the resting heart rate. 7. n should equal ...90, then you are in great shape. Tell students: If at any point during this portion of group and the heart rate readings. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for 1 minute again and record as before . Time your heart rate as before .
... see the effect of some exercise on the size of the activity you expected? 5. Record your pulse for 2 minutes. Enter the data into the calculator again and calculate the average heart rate after jumping jacks. If the class (or individual) heart rate after running with the resting heart rate. 7. n should equal ...90, then you are in great shape. Tell students: If at any point during this portion of group and the heart rate readings. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for 1 minute again and record as before . Time your heart rate as before .
Teachers Guide
Page 27
... the relationship between 2 variables. Press $ to compute the regression equation and evaluate some values. Enter data for each data point. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for the first player, Rhonda Mapp). Press % t and then ". 1-VAR 2-VAR 2. Y1=21.7 5. They use ...in minutes per game for the second player. 6. WNBA Stats - 2-Variable Statistics Overview Students use the TI-30X ÙS to enter data for Rhonda Mapp). Put the calculator in the activity, enter the data. Enter 10.1 (points per game (playing time) as the X-variable...
... the relationship between 2 variables. Press $ to compute the regression equation and evaluate some values. Enter data for each data point. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for the first player, Rhonda Mapp). Press % t and then ". 1-VAR 2-VAR 2. Y1=21.7 5. They use ...in minutes per game for the second player. 6. WNBA Stats - 2-Variable Statistics Overview Students use the TI-30X ÙS to enter data for Rhonda Mapp). Put the calculator in the activity, enter the data. Enter 10.1 (points per game (playing time) as the X-variable...
Teachers Guide
Page 28
... to play if she averages 15 points per game for the line of the line. Ò XY a b r 7.02 3. WNBA Stats - 2-Variable Statistics (Continued) 3. Calculate the statistical data. Write the correlation coefficient. F0123456789 2. Press " " " to Ï. This is y = ax + b. Press 2. 1. Sy Îy ...playing time? • What is the slope of the line of points scored per game. 1. Now calculate how many minutes you get to 2 places before doing the statistical calculations. Press % ,. n Ï Sx Îx Ð 21.59 4. This is the total number of ...
... to play if she averages 15 points per game for the line of the line. Ò XY a b r 7.02 3. WNBA Stats - 2-Variable Statistics (Continued) 3. Calculate the statistical data. Write the correlation coefficient. F0123456789 2. Press " " " to Ï. This is y = ax + b. Press 2. 1. Sy Îy ...playing time? • What is the slope of the line of points scored per game. 1. Now calculate how many minutes you get to 2 places before doing the statistical calculations. Press % ,. n Ï Sx Îx Ð 21.59 4. This is the total number of ...
Teachers Guide
Page 29
... correlation coefficient closest to x¢. n Ï Sx Îx Ð 12.00 2. Press ! ! Press x¢ y¢ 3. Extension Now have students use the calculator to investigate the correlation of field-goal percentage to minutes per game, or rebounds per game to minutes per game besides points scored? • What... about defense, rebounding, etc.? to 1 or –1?) 1. Press u. WNBA Stats - 2-Variable Statistics (Continued) 7. Now calculate how many points you only need to enter the new data in the chart such as a class.
... correlation coefficient closest to x¢. n Ï Sx Îx Ð 12.00 2. Press ! ! Press x¢ y¢ 3. Extension Now have students use the calculator to investigate the correlation of field-goal percentage to minutes per game, or rebounds per game to minutes per game besides points scored? • What... about defense, rebounding, etc.? to 1 or –1?) 1. Press u. WNBA Stats - 2-Variable Statistics (Continued) 7. Now calculate how many points you only need to enter the new data in the chart such as a class.
Teachers Guide
Page 31
..., since you have the correlation coefficient closest to investigate the correlation of the other data in X.) 1. WNBA Stats - 2-Variable Statistics Name Date Extension Use the calculator to 1 or –1?) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for the line of best fit. 8. What is the average field-goal percentage? 2. Write the correlation coefficient. 4.
..., since you have the correlation coefficient closest to investigate the correlation of the other data in X.) 1. WNBA Stats - 2-Variable Statistics Name Date Extension Use the calculator to 1 or –1?) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for the line of best fit. 8. What is the average field-goal percentage? 2. Write the correlation coefficient. 4.
Teachers Guide
Page 33
..., the entry line contains more characters are retained. 7 5 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 29 The message MEM CLEARED is displayed. 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...
..., the entry line contains more characters are retained. 7 5 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 29 The message MEM CLEARED is displayed. 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...
Teachers Guide
Page 35
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 Y DEG " RESET: N -Y < DEG MEM CLEARED - Press %¨ Display RESET: N- at the same time also resets the calculator immediately. No menu or message is displayed. ¨ Using % or & and - Reset Reset the calculator.
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 Y DEG " RESET: N -Y < DEG MEM CLEARED - Press %¨ Display RESET: N- at the same time also resets the calculator immediately. No menu or message is displayed. ¨ Using % or & and - Reset Reset the calculator.
Teachers Guide
Page 36
Last Answer (Ans) Use Last Answer (Ans) to calculate (2+2)2. Press 2 T 2 < %ª F < Display 2+2 Ans2 4. DEG %ª © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 32 DEG ' 16.
Last Answer (Ans) Use Last Answer (Ans) to calculate (2+2)2. Press 2 T 2 < %ª F < Display 2+2 Ans2 4. DEG %ª © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 32 DEG ' 16.
Teachers Guide
Page 40
...calculations display according to a percent. W divides. 5. < completes the operation or executes the command. 6. T adds. 2. Example: 3 (4+3) = 21 • Do not confuse M with U. V multiplies. 4. Notes • The examples on the transparency masters assume all default settings. • The TI-30X... ÙS allows implied multiplication. U subtracts. 3. M lets you enter a negative number. 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 ...
...calculations display according to a percent. W divides. 5. < completes the operation or executes the command. 6. T adds. 2. Example: 3 (4+3) = 21 • Do not confuse M with U. V multiplies. 4. Notes • The examples on the transparency masters assume all default settings. • The TI-30X... ÙS allows implied multiplication. U subtracts. 3. M lets you enter a negative number. 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 Guide
Page 44
... 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. 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 Order of operations and, therefore, change the result. D opens a parenthetical expression. 2.
... 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. 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 Order of operations and, therefore, change the result. D opens a parenthetical expression. 2.
Teachers Guide
Page 49
...; % , 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 to the number of decimal places. Decimals and Decimal...
...; % , 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 to the number of decimal places. Decimals and Decimal...
Teachers Guide
Page 51
... Teachers 47 rand Lets you select a variable using z, the variable name (A, B, C, D, or E) is displayed on the entry line. • Resetting the calculator clears all memory variables. • For more about rand, see Chapter 11, Probability. 3 2 4 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for random integers. 2. Memory 7 Keys 1. z displays the following menu of variables.
... Teachers 47 rand Lets you select a variable using z, the variable name (A, B, C, D, or E) is displayed on the entry line. • Resetting the calculator clears all memory variables. • For more about rand, see Chapter 11, Probability. 3 2 4 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for random integers. 2. Memory 7 Keys 1. z displays the following menu of variables.
Teachers Guide
Page 56
...; Fractional results and entries are 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 display results 1 as decimals. • For ...• For a simple fraction, the numerator can be up to its • You can be any number through 1000. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 52
...; Fractional results and entries are 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 display results 1 as decimals. • For ...• For a simple fraction, the numerator can be up to its • You can be any number through 1000. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 52
