Solution 19849: Error "Invalid input" When Naming a Column with the Same Name as a Stored Variable on the TI-Nspire™ Family.
...e TI-Nspire family handheld allows the user to 'name' a column, thereby associating its contents with the chosen name. If the name corresponds to an already defined variable, the handheld will display the error "Invalid input". If this occurs, simply choose a different name for the column. Pleas...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/19849
Solution 10661: Taxes Charged On Canadian Orders
...order or check with Canadian dollars will be charged Canadian taxes. U.S. taxes are not charged on orders placed for customers in Canada when using a credit card through the TI Online Store or when placing an order over the phone with the TI-Cares Support Team. However, Customs will charge the cu...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/purchase-check-order-status/10661
Solution 31251: Finding the Characteristic Polynomial of a Matrix using the TI-Nspire™ CAS and TI-Nspire CX CAS Handhelds.
...ts are precisely the Eigen values of A. To find the characteristic polynomial of a square matrix, please follow the example below:• Press [home] and scroll down to calculator application and press [enter].• Press [menu]. • Press 7: Matrix & Vector. • Press 1: Create. • Press 1: Matrix.• Input 3 f...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/31251
Solution 12191: Reducing Calculator Theft With EZ-Spot Teacher Packs.
...y identify school property. Each EZ-Spot calculator has a bright "School Bus Yellow" backing and slide case; each calculator also has a face plate inscribed with the words "SCHOOL PROPERTY". EZ-Spot calculators are available for the following TI calculator models: TI-84 Plus CE TI-30XS MultiVie...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/12191
Solution 11928: Calculating One-variable Statistics with Frequencies using a TI-83 Plus Family of Graphing Calculators.
...ressing [ENTER] after each entry to move to the next line. • Press the [2nd] key then the [QUIT] key to leave the editor to go back to the home screen. On the home screen press the [CLEAR] key to clear off the home screen. To calculate the one-variable statistics: • First press the [STAT] ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11928
Solution 34884: Using the rand() Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... between 0 and 1 for the specified number of trials. To generate 3 random numbers between 0 and 1, follow the steps provided below: 1) From the main screen, press [MATH] [Left Arrow] to select PROB menu. 2) Press [1] to select 1:rand (rand will be displayed on the main screen). 3) Press [(] [3]...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34884
Solution 34575: Calculating Y-Hat Values on the TI-84 Plus Family of Graphing Calculators.
... editor. • Input the data in the L1 and L2 lists, making sure to press [ENTER] after each entry. • Press [2nd] [MODE] to QUIT and return to the home screen. Calculating and storing the regression equation: • Press [STAT], arrow right to highlight CALC and press [4] to select the LinReg(ax+b) ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34575
Solution 34874: Changing the Notation Mode on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...otation mode: 1) Press [MODE]. 2) Highlight NORMAL, SCI (scientific), or ENG (engineering). 3) Press [ENTER]. 4) Press [CLEAR] to return to the Home screen. Please see the TI-83 Plus and TI-84 Plus Family guidebooks for additional information. Solution 34874: Changing the Notation Mode on the T...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34874
Solution 11925: Calculating Logistic Regressions Using the TI-83 Family, TI-84 Plus Family, and TI-Nspire™ Handheld in TI-84 Plus Mode.
...tor. 2) Enter the data into the L1 and L2 lists, making sure to press [ENTER] after each entry. 3) Press [2nd] [MODE] to QUIT and return to the home screen. To calculate the logistic regression: 1) Press [STAT] and scroll right to highlight the CALC menu. 2) Press [ALPHA] [APPS] to select optio...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11925
Solution 34416: Calculating One-variable Statistics with Frequencies using a TI-84 Plus Family of Graphing Calculators.
... pressing [ENTER] after each entry to move to the next line. 3) Press the [2nd] key then the [QUIT] key to leave the editor to go back to the home screen. On the home screen press the [CLEAR] key to clear off the home screen. To calculate the one-variable statistics: 1) First press the [STAT...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34416
Solution 11921: Calculating Hypergeometric Probability Distributions on the TI-84 Plus and TI-83 Plus.
... distribution. However, users can enter the formula to find the results for this type of distribution into the calculator. The instructions below describe how to find P(1) of a hypergeometric probability distribution. Example: Find P(1) when N = 12, n = 4, and k = 3 Since P(x) = {C(k, x) × C(N...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11921
Solution 34414: Restoring Deleted Lists on the TI-83 Plus and TI-84 Plus Family.
...y. To restore the original list names (L1 - L6): • Press [STAT]. • Press 5: SetUpEditor. • Press [ENTER]. SetUpEditor Done should appear on the screen. The original lists, L1 - L6, should now appear when pressing [STAT] [ENTER]. Please see the TI-83 Plus and TI-84 Plus Family guidebook...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34414
Solution 34311: Changing the Border Color on a Graph Using the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...r Edition.? The border color on the TI-84 Plus CE and TI-84 Plus C Silver Edition. can be changed using the steps below: • Press [2ND] [FORMAT]. • Scroll down to "BorderColor". • Using the left and right scrolling arrows, switch between color shades and leave the selected shade displaying in th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34311
Solution 11918: Calculating and Graphing a Linear Regressions on the TI-83 Plus.
...e TI-83 Plus? The following example will demonstrate how to calculate a linear regression: First you will want to enter the data: 1) From the home screen press the [STAT] key to go to the statistics menu. 2) Next press the [1] key to go the edit menu. 3) In the edit menu enter the data {3,5...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11918
Solution 34852: Calculating the Inverse of a Matrix on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...rix. For Example: Find the inverse of matrix A First enter the matrix: 1) Press [2nd] [MATRX] to enter the matrix menu. 2) Press [Left Arrow] to scroll to EDIT. 2) Press [1] to edit Matrix A 3) Input the dimensions of the matrix [2] [ENTER] [2] [ENTER] 4) Input the values for the elements of ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34852
Solution 34925: Calculating Two-Variable Statistics on the TI-84 Plus Family of Graphing Calculators.
...STAT list editor. • Enter the data in the L1 and L2 lists, making sure to press [ENTER] after each entry. • Press [2ND] [QUIT] to return to the home screen. Calculating the two-variable statistics: • Press [STAT] [►]to highlight the CALC menu and press [2] to select the 2-Var Stats function. •...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34925
Solution 34855: Calculating a Median-Median Regression on the TI-84 Plus Family of Graphing Calculators.
...he linear regression, please follow the steps below: • Press [Y=] the cursor should be beside Y1=. • Press [VARS] down to [5:] Statistics [ENTER]. • Scroll to EQ press [1: RegEQ]. • Press [GRAPH]. • Press [ZOOM] and select [ZOOMSTAT] and press [ENTER]. Please see the TI-84 Plus Family guidebooks...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34855
Solution 34846: Graphing a Normal PDF Function and Displaying the Normal Distribution Curve on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...6) For Xscl, input 40 (Standard Deviation). 7) For Ymin, Ymax, and Yscl, input the default values of -10, 10 and 1 respectively. If these values are already present, disregard this step. 8) Press [ZOOM] [0] to perform a "ZoomFit". Based on the method used, the graph will be displayed with or w...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34846
Solution 11902: Unexpected Results Received using Trigonometric Functions on TI Graphing Products.
... on TI graphing calculators. Procedure for the TI-80, TI-81, TI-82, TI-73, TI-73 Explorer™, TI-83 Family and TI-84 Plus family: 1) Press [MODE] 2) Scroll until the cursor is blinking on Degree (Deg on the TI-81) 3) Press [ENTER] 4) Press [CLEAR] to return to the home screen Procedure for th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11902
Solution 36916: TI-84 Plus CE Transformation Graphing App Animated Graph Display Appears Right-Left Graphing.
...left graphing because the Transformation graphing animated graph display “Play” and “Play-Fast” display an animation of a sequence of pre-calculated screens. The animated screens are static drawings. Since the calculator displays pixels from top to bottom for each pre-calculated screen, the displ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36916
Solution 11894: Transferring a StudyCards™ Stack to the RAM of a Graphing Calculator.
... Knowledge Base Search How do I transfer a StudyCards stack to the RAM memory of a graphing calculator? Using the StudyCards Creator software, a StudyCards stack can be transferred to the RAM or FLASH ROM memory of a connected Texas Instruments graphing calculator. By def...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11894
Solution 11919: Calculating Cubic Regressions on the TI-83 Plus Family of Graphing Calculators.
...3) Enter data in L2 by pressing [→] then 10 [enter] 7 [enter] 9 [enter] 18 [enter] 19 [enter] 15 [enter] 4) Press [2nd] [mode] to return to the home screen. To calculate the cubic Regression (ax3+bx2+cx+d): 5) Press [stat] then [→] to select the CALC menu 6) Press [6] to select 6:CubicReg. 4) Pre...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11919
Solution 36715: Copying History Information into a Math Template on the TI-84 Plus Family of Graphing Calculators.
...e: This will work with any template or history data: • First enter your history data by pressing [1] [Enter] [2] [Enter] [3] [Enter] [4] [Enter] • Create a large fraction by pressing [Alpha] [F1] [1] [Alpha] [F1] [1] [Alpha] [F1] [1] • Next press [Alpha] then [Up] to jump from the template bo...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36715
Solution 34836: Correcting the Error "NO SIGN CHANGE" When Calculating the Zero (Root) of a Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... entering a "left bound", "right bound" and a "guess". These requirements can be entered by inputting a specific value or by using the arrow keys to scroll and select a value on the graph. Pressing [ENTER] after each value will mark the left bound, right bound and guess. After entering the left a...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34836
Solution 34847: Using the fMin( ) Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...lerance]) Example: Find the function minimum of sin(A), for the variable A, with -p for the lower bound and p for the upper bound. 1) From the main screen press [MATH] then [6] to select 6:fMin( 2) Press [SIN] [ALPHA] [A] [)] [,] [ALPHA] [A] [,] [(-)] [2ND] [p] [,] [2ND] [p] [)] and [ENTER] to d...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34847