Solution 10414: Calculating Linear Regressions on the TI-86.
...then list the values for the two coefficients (a and b). It will also list a value for corr. This is a correlation coefficient, and it needs to be as close as possible to 1 to ensure a good curve fit. 1.0 is a perfect fit, and anything less is an approximation. For example, .999 would be an excel...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10414
Solution 10573: Teacher Support for Australian Educators.
...cher Support Offices: Australia Texas Instruments Australia Education & Productivity Solutions Monash Corporate Centre Suite 2A / 750 Blackburn Road Clayton VIC 3169 Australia PO Box 598 Mt Waverley VIC 3149 Australia Teachers Support Line 1300 138 140 Tel: (03) 8540 5200 Fax: (03) 8540 5222 Ema...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10573
Solution 10410: Algorithm for the Solver Function on the TI-85 and TI-86.
...by [-18 15]. (Set the graph format to DrawDot). Observe near the outside of this range, the function evaluates to about -1E-11 (-11 on the graph). Close to x=-1 in the center, the function evaluates to about -3E-13 (-12.5 on the graph). However, in the range of about +/- 2E-7 either side of ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10410
Solution 12109: Accuracy Information for the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...e Home screen or a program, ymax is calculated as ymin+(delta)y*(# of y pixels-1).• Cursor coordinates are displayed as eight characters (which may include a negative sign, decimal point, and exponent). The coordinate values (xc, yc, zc, etc.) are updated with a maximum of 12-digit accuracy. Sol...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12109
Solution 10454: Equation Used to Create the 3D Graph on the Cover of the TI-92 Manual.
... WINDOW: eyeq = 20 eyej= 70 xmin = -5 xmax = 5 xgrid = 20 ymin = -5 ymax = 5 ygrid = 20 zmin = -1.2953 (approx) zmax = 6.3662 (approx) zscl = 1 The graphing calculator must be in 3-D graphing and Radian mode to properly display the graph.Please see the TI-89 family, TI-92 family an...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10454
Solution 10409: Activating the Finance or the Advanced Statistics Program on the TI-86.
...ts from the PRGM NAMES to paste it to the Home screen as an argument of the Asm( instruction. The screen should display Asm(Financ or Asm(infstats. • Close the parenthesis and press [ENTER]. • When the Caution message displays, select to Continue with the installation. • After the message "Done" ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10409
Solution 10453: Designing an Ellipse Using the Geometry Section of the TI-92.
...en the Geometry Section of the TI-92 by pressing [APPS] [8] • Select '3: New...' • Select a name for this variable and press [ENTER] • Construct a circle. (Press [F3] and select '1: Circle' ) • Construct a point (A) on the circle. Construct a point (B) inside the circle • Connect those points wi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10453
Solution 10401: Plotting Points using the TI-85.
...I-85? The following example will demonstrate how to plot a set of points using the TI-85:Data for this example: xStat: {3,5,8,10}yStat: {7,8,14,18}1) Clear the screen then press [STAT] [F2] [F1] [ENTER] [ENTER].2) The cursor will display after x1= 3) Enter the value after "x1=" Press 3 [ENTER] 7 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10401
Solution 10439: Plotting Points Using the TI-86.
... xStat and yStat lists. (Note: to save data entry time, a frequency list, fStat, can be used. For this example, the frequency of each answer is 1, so clear the fStat list and leave it blank.)• Press [2nd] [QUIT] to leave the editor.Plot the coordinates: • Press [2nd] [STAT] [F3] [F1].• Turn the p...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10439
Solution 10397: Calculating One-variable Statistics on the TI-85.
...mple below will demonstrate how to calculate one-variable statistics on the TI-85.Data for this example:x values={5, 9, 7, 4, 6, 250, 35, 100, 84} Clear the screen then press [STAT] [F2] [F1] [ENTER] [ENTER] The cursor will display after x1 = Enter the values after "x1 =" pressing [ENTER...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10397
Solution 23891: Setting Constraints to Remove the @n Symbol From a Trigonometric Equation Using the Solve Command on TI-89 Family, TI-92 Plus Family and the Voyage™ 200.
...ger. To restrict a trigonometric function so that the @n symbol does not show the user must restrict the equation to show only one revolution of a circle. This is done one of two ways depending on whether the unit is in degree or radian mode. Please see the below example: 1) For radian mode ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/23891
Solution 10395: Calculating a Linear Regression Using the TI-85.
... The following example will demonstrate how to perform a Linear Regression using the TI-85Example:xstat = {2, 3, 6} ystat = {5, 11, 13}Solution:1) Clear the home screen then press [STAT] [F2] [F1] [ENTER] [ENTER]2) The cursor will display after x1 =. 3) Enter the data after "x1 =" Press [2] [E...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10395
Solution 10427: Finding the Limit of a Function Using the TI-86 Graphing Calculator.
...o display the equation editor.• Enter the function next to y1= • Press [2nd] [F2] to display the WINDOW menu.• Enter the following xMin=-5, xMax=5, xScl=1, yMin=-10, yMax=10, and yScl=1. • Press [F5] to display the graph. • Press [TABLE] [F2] to access the table setup editor. Enter TblStart=-.1 a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10427
Solution 10392: Transferring Programs or Data Between a TI-82 and TI-83.
...e PC. 2) Open the program in TI-GRAPH LINK (File/Open) and highlight it (Edit/Select All, then Edit/Copy). This will copy the program listing to the clipboard of your PC. 3) Close the TI Graph Link 83 and open the TI-GRAPH LINK 82 program. Create a new, empty file (File/New/Program File). Click...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10392
Solution 10426: Finding the Intersection of Functions on the TI-85 or TI-86.
...E] [F1] [MORE] [F3].First curve?, press [ENTER]. 2) The screen will show Second curve?, press [ENTER]. 3) The screen will show Guess, move the cursor close to the intersection and press [ENTER]. The screen will now show the intersection, which is (0.6, 2.8). Please see the TI-85 and TI-86 guid...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10426
Solution 22171: Pausing a Program on a TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculator so Entire Results May Be Viewed.
...ER] is pressed. Users may add an expression after the Pause command to have it display the expression on the Program I/O screen. Expressions can include conversion operations such as >DD and >Rect. Users can also use the > operator to perform unit and number base conversions. Please Note: The...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/22171
Solution 11788: Setting the Scientific Notation Mode on a TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculator.
...I-89 family, TI-92 Plus and Voyage 200 answer format to scientific: 1) Press [MODE]. 2) Use the down arrow to scroll down to Exponential Format. 3) Click on the right arrow and scroll down to SCIENTIFIC. 4) Press the [ENTER] key to change the format. 5) Press [F2] to access page 2. 6) Use ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11788
Solution 10357: Unexpected Results Returned Performing Temperature Conversions with Negative Numbers on the TI-85 and TI-86.
...on in the order of operations on the TI-85 and TI-86. Therefore, a conversion will be performed after negation. The negative number will need to be enclosed in parenthesis to receive the expected answer.For example, -40°C>°F, will return -104 as the answer and (-40)°C>°F, will return -40, the exp...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10357
Solution 19149: Using Folders on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...riables by organizing them into related groups. For example, separate folders can be created for different applications (Math, Text Editor, etc.) or classes. The TI-89 family, TI-92 family, and Voyage 200 calculators have one built-in folder named MAIN, and all variables are stored in that folde...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/19149
Solution 19089: Function Algebra on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...read "Define g(x)=x-3". 9. Press [ENTER] - The word "Done" is displayed on the right side of the history area. II. Perform the operation: 1. Press [CLEAR] to clear the entry line 2. Press [F2] [1] to select 1:f(x) 3. Press [´] (the multiplication key) 4. Press [F2] [2] to select 2:g(x) 5. Press...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/19089
Solution 11775: Inserting Comments in a TI Basic Program on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...to the right of the © symbol will not be executed when the program runs.The © symbol can be access by pressing the green diamond [♦] key and then the close parenthesis [ ) ] key while editing a program, or from the CATALOG menu.Below is an example program using the © symbol:Please see the TI-89 f...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11775
Solution 10416: Calculating the Derivative of a Function Using the TI-85 or TI-86.
...Type in the variable x by pressing the [x-VAR] key.• Insert a comma by pressing the [,] key.• Type in the number 2 by pressing the [2] key.• Insert a closed parenthesis by pressing the [)] key. The HOME screen should show nDer(x^2+2x+4,x,2). • Press [ENTER]. The HOME screen should show 6. The TI...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10416
Solution 18649: Finding the Length of a Vector Using the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...CATALOG] [6] and scroll down to norm(). 2) Press [ENTER]. On the Voyage 200 and TI-92 family press [2nd] [CATALOG] [6]. 3) Enter [50,180] and add the closing parenthesis. The screen display should be as follows: Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18649
Solution 17214: Solving Second Order Differential Equations on the TI-89 Family, TI-92 Plus and Voyage™ 200 Graphing Calculator.
...rder differential equations can be solved by using the deSolve( command. 1. First Order Example Solver the equation y''+2y'+y=x^2. Solution: Start by clearing the calculator's home screen and following the instructions below to solve using the deSolve( command. Press [CATALOG] and scroll to ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/17214
Solution 25870: Setting the Window Range When Graphing the Normal PDF Function Using a TI-89 Family, TI-92 Plus or Voyage™ 200 Graphing Calculator.
...ayed. When using 4 times the Standard Deviation, the Normal Distribution curve will be graphed and the "tails" of the graph will be displayed.• The Xscl value should be the Standard Deviation value.• The Ymin, Ymax and Yscl values should be set to default (see below). These values will be changed...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/25870