Solution 34420: Performing T-Test Computations Using the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...h How do I compute a T-Test on the TI-83 Plus and TI-84 Plus Family of graphing calculators? The following example demonstrates how to perform a T-Test calculation. Data for this example: {30.3, 30.5, 30.6, 31, 30.7, 30.7, 30.4, 30.9, 31} Entering the data: 1...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34420
Solution 11758: Functionality of the Function Keys [F1 - F5] on the TI-83 Family, TI-89 Family, TI-92 Family and Voyage™ 200.
...cations (apps) will display "softkeys" on the screen that will correspond to these function keys. Also, keep in mind that on some graphing calculator models, the [ALPHA] key must be pressed prior to accessing these function softkeys. On the TI-89 family, TI-92 family, and Voyage 200, the HOME scr...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11758
Solution 36979: "Unknown device" displays when I connect my TI-84 Plus family graphing calculator to the TI-Connect CE™ software
...ay them as an "Unknown device". TI Connect CE only supports 2.55 OS and above for the TI-84 Plus family. Note: The TI-Nspire™ Handheld in TI-84 Plus Mode will also display as "Unknown device", TI Connect (v4.0) is the recommended connectivity software for this device configuration. Solution 369...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36979
Solution 30651: Calculating a Median-Median Regression on the TI-83 Plus Family of Graphing Calculators.
...ase Search How do I calculate a Median-Median Regression on the TI-83 Plus family of graphing calculators? Med-Med (median-median) fits the model equation y=ax+b to the data using the median-median line (resistant line) technique, calculating the summary points x1,y1,x2,y2,x3 and y3. Me...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/30651
Solution 11748: Explanation of r^2 and R^2 on the TI-83 Family or TI-84 Family Graphing Calculator.
...ng calculator? The following information details when r2 and R2 are computed using a TI-83 family or TI-84 family graphing calculator.When regression models are executed, a TI-83 family or TI-84 family graphing calculator computes and stores diagnostics values for r (correlation coefficient) and ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11748
Solution 34921: Graphing a Vector on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... TI-83 Plus and TI-84 Plus family of graphing calculators? The TI-83 Plus and TI-84 Plus family of graphing calculators do not have a vector graphing mode. However, users can still graph a vector using a STAT PLOT. To do this, follow the example below: Example: Graph a vector that has a magnitude...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34921
Solution 30190: Using The Significant Numbers Calculator From The Science Tools App on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...earch How do I use the Significant Numbers calculator from the Science Tools App? Calculations that involve measurements include a certain amount of error. The precision of the measurement determines which digits (known as significant digits or significant figures) should be included wh...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/30190
Solution 34920: Graphing an Inequality Containing the Absolute Value on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...How can I graph an inequality containing the absolute value on the TI-83 Plus and TI-84 Plus family of graphing calculators? The instructions below demonstrate how to input and graph the abs( or absolute value function: Example: Graph |2x+3|>9 • Press [Y=]. • Press [MATH]. • Scroll right to hig...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34920
Solution 34918: Calculating Derivatives on the TI-84 Plus Family of Graphing Calculators.
...s can only calculate numeric derivatives. Please refer to the example below. Example: Find the numeric derivative of f(x)=x² at x=2 Using MATHPRINT Mode: 1) Press [MATH]. 2) Press [↓] until 8:nDeriv( is selected and press [ENTER]. 3) Press [X,T,θ,n] [X,T,θ,n] [x²] [→] [2] [ENTER]. Using ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34918
Solution 11893: Saving Text to a TI Graphing Calculator.
...ducts Knowledge Base Knowledge Base Search How do I save text to a TI graphing calculator? For the following models of TI graphing technology, use the program text editor to save text on a graphing unit. To access the program text editor, a user must creat...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11893
Solution 28370: Redeeming Technology Rewards Points For Professional Development Courses
... the a Teacher Leader Cadre 9-Day Course or a T^3 International Conference. Each different conference or course requires the redemption of a certain amount of TI TRP points. To view the point totals needed for redemption, click here. Process For Redeeming TI TRP Points For Professional Developme...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/28370
Solution 34893: Disabling the STAT Wizards on the TI-84 Plus Family of Graphing Calculators.
...g systems and do not want to use the STAT wizards, there is also an option to disable the STAT wizards. To do this, follow the steps below: 1) Press [MODE]. 2) Press the [up arrow] key twice to locate the STAT WIZARDS option. 3) Scroll over to OFF and press [ENTER]. 4) Press [2nd] [QUIT] to retu...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34893
Solution 34922: Graphing a Line Using Two Points on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...Search How do I graph a line using two points on the TI-83 Plus and TI-84 Plus family of graphing calculators? The following example will demonstrate how to graph a line using two points. For Example: Graph a line connecting the points (3,7) and (5,8). Data for this example: L1: {3,5}...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34922
Solution 10446: Storing and Solving Formulas on the TI-86 Graphing Calculator.
... [ENTER]. The display screen will say "Done." 3) Press [2nd] [SOLVER]. 4) Press [F1]. P should appear here. 5) Press [ENTER] to open the equation. 6) Move the cursor to exp= and input the value of P. 7) Move te cursor to Q= and input the value of Q. 8) Move the cursor to K= and press [F5]. Fo...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10446
Solution 12653: Converting Decimal Numbers Into Fractions on the TI-81.
Solution 12653: Converting Decimal Numbers Into Fractions on the TI-81. Solution 12653: Converting Decimal Numbers Into Fractions on the TI-81. global Solution 12653: Converting Decimal Numbers Into Fractions on the TI-81. website ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12653
Solution 13342: Using the Exact() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...re listed below. exact(expression1[,tol]) exact(list1[,tol]) exact(matrix1[,tol]) The exact() function ensures that the calculator uses the Exact mode arithmetic regardless of the Exact/Approx mode setting to return, when possible, the rational-number equivalent of the argument. Note: tol sp...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13342
Solution 10431: Finding the Zero, Minimum, or Maximum of a Function on the TI-85 or TI-86.
... the TI-85 or TI-86? To find the zero, minimum, or maximum of a function, first we will have to graph it. Example: With the graph displayed, press [MORE] [F1] to access the MATH menu. Under the MATH menu, ROOT (zero) is over [F1], FMIN (minimum) over [F4] and FMAX (maximum) over [F5]. To find ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10431
Solution 12650: Calculating Trigonometric Functions on the TI-81.
...How do I input and calculate trigonometric functions on the TI-81? The TI-81 can display the results of these calculations in both Radian and Degree mode. For Degrees: 1) Press the [MODE] key. Press the [down arrow] key 2 times. 2) Highlight Deg and press the [ENTER] key, this changes the mode f...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12650
Solution 10425: Finding the Absolute Value or Argument of a Complex Number on the TI-86.
... below shows how to find the absolute value (argument) of an imaginary number. Example: Find the absolute value of 53-22i Solution: • Press [2nd][MODE] • Scroll down to PolarC and press [ENTER] • Press [2nd][MATH] • Press [F1] • Press [F5] • Input after abs (53, -22) and press [ENTER] The ans...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10425
Solution 13305: Inserting and Deleting a Row, Column, or Cell in the Data/Matrix Editor on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...rting a Row or Column: The new row or column is inserted before the row or column that contains the highlighted cell. In the Data/Matrix Editor: 1) Move the cursor to any cell in the applicable row or column 2) Press [2nd][F6] and select 1:Insert 3) Select either 2:row or 3:column Please...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13305
Solution 12648: Calculating Linear Regressions on the TI-81.
... Knowledge Base Knowledge Base Search How do I calculate a Linear Regression using the TI-81? The example below will demonstrate how to perform a linear regression using the TI-81: Data for this example:xStat: {1,4,8,10}yStat: {7,9,15,18} Enter the data into the TI-...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12648
Solution 10417: Calculating Two-Variable Statistics on the TI-86
...Knowledge Base Knowledge Base Search How do I calculate two-variable statistics on the TI-86? The following example will demonstrate how to perform two-variable statistics calculations using the TI-86.Data for this example:xStat: {3,5,8,10}yStat: {7,8,14,18}Enter the da...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10417
Solution 12217: Locked Variables Are Not Displayed in Open Dialog Box Choices on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculator.
...and Voyage 200 is to keep the variable from being edited. All of the editors (Program, Geometry, Data/Matrix, Text) change the variable directly in memory (the editors do not work on a copy of the variable, but the variable itself). To edit locked variables, unlock the variable from either the VA...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12217
Solution 12184: Algorithm for the Exec Command on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...x for the Exec function is provided below:Exec string [, espression1] [, expression2]...The Exec function executes a string consisting of a series of Motorola 68000 op-codes. These codes act as a form of an assembly-language program. If needed, the optional expressions enable users to pass one or...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12184
Solution 14240: Converting Between Fractions and Decimals on the TI-73 Explorer™.
...or returns the same digits. The calculator also only recognizes and converts (if possible) the first ten digits of any decimal. The Decimal Notation mode determines the display of the result. The image below depicts some of the conversion options available: Example 1: Converting a fraction ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14240