Solution 12208: Calculating Covariance on TI Graphing Calculators.
...wledge Base Search How can I calculate covariance on my TI graphing calculator? Covariance is a measure of linear relationship, like the coefficient of correlation. Actually, it is a step leading to the calculation of the correlation coefficient. Covariance for a sample of data stored i...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12208
Solution 37042: Updating a TI-84 Plus Family Calculator Operating System (OS) using TI Connect™ CE Software.
... by pressing the [ON] button; and make sure the calculator appears in the Content Panel. 4) Before you begin an OS transfer, back up your calculator files (RAM, Archive, and Apps). 5) If you have multiple calculators connected with USB computer cables, disconnect all of them except the one(s) y...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/37042
Solution 11720: Calculating Y-Hat Values on the TI-83 Plus Family of Graphing Calculators.
...nowledge Base Knowledge Base Search How do I calculate y-hat values on the TI-83 Plus family of graphing calculators? After finding the regression equation for a data set, it is helpful to know what y-value the regression equation would predict for any x-value from the d...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11720
Solution 12218: Median-Median Line Algorithm on TI Graphing Calculators.
...ulate the median-median line? The goal of the median-median line is to: 1) Divide the data into three parts with an equal number of data points 2) Define a summary point for each part 3) Use the three summary points to define the median-median line How TI graphing calculators do this: 1) The c...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12218
Solution 11713: Calculating the Determinant of a Matrix Using a TI-82, TI-83 Family or TI-84 Plus Family Graphing Calculator.
... How do I calculate the determinant of a matrix using the TI-82, TI-83 family, or TI-84 Plus family? The instructions below will demonstrate how to find the determinant of a matrix using the TI-82, TI-83 family or TI-84 Plus family . Example: For the following matrix A, find the determinant. ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11713
Solution 15143: Storing a Function to a List on the TI-83 Plus Family of Graphing Calculators.
...Knowledge Base Search How can I store a function to a list on the TI-83 Plus family of graphing calculators? There are several methods to define a list using a function, below are the steps for each type. Saving a sequence to L1: • Press [2nd] [CATALOG] [S]. • Locate the seq( command ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/15143
Solution 11709: Calculating the Summation of a Sequence Using a TI-83 Family Graphing Calculator.
... evaluated for each value of the variable from begin to end, and returns the sum of the results. The following example demonstrates how to sum up the first n terms in an algebraic sequence.For Example:Evaluate Σ (I+2) from I=0 to I=5:Solution:1) On the home screen, press [2ND] [LIST] [Right Arrow...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11709
Solution 11694: Algorithm Used for Calculating the Inverse of a Matrix on a Texas Instruments Graphing Calculator.
... the identity matrix of A will always be a square matrix with the same dimensions of A, containing ones down its main diagonal and remaining spaces filled with zeros. Knowing that A * A-1 equals the identity matrix and letting X symbolize A-1, we can follow that A * X = Indentity. Since A is ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11694
Solution 11693: Algorithm for Solving Trigonometric Functions (Sine, Cosine and Tangent) on Texas Instruments' Graphing Calculators.
...ments) is in Cody(ref 5). The CORDIC algorithm is a super example of an approach that is quite different from traditional math and which is very efficient. One often sees a very specialized problem solution like this in many areas of engineering and science, which makes exposure to ideas of ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11693
Solution 13925: Re-Enabling TI-84 Plus Family of Graphing Calculator Apps That Have Been Disabled With TI TestGuard™ 2.0.
...isabled for an exam there are 2 options: Option 1: Connect the calculator to another student’s calculator with a unit-to unit cable and transfer any file between them. To transfer a file unit to unit: 1) On the receiving unit, press [2nd] [LINK] and then select RECEIVE. 2) On the sending calcu...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13925
Solution 13924: TI TestGuard 2.0™Quick Start Instructions.
...lt for this setting is ON. • Select NONE for APPS TO KEEP. • Press the [ZOOM] key to select the "OK" option. • Connect the educator calculator to the first student calculator using an I/O (unit-to-unit) cable. Make sure the student calculator is on the Home screen. Note: For TI-84 Plus family use...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13924
Solution 11791: Temperature Conversion on the TI-83 Family or TI-84 Plus Family Graphing Calculator.
... Knowledge Base Search Can I convert temperatures on a TI-83 family or TI-84 Plus family graphing calculator? Formats the Html codes.FormatFix the Html to be XHtml compliantFix Write Validate that the text is XHtml compliant.Validate Proofing The TI-83 family and TI-84 Plus family does...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11791
Solution 15302: Connecting a TI-83 Plus Family or TI-84 Plus Family Calculator to the TI-SmartView™ 3.1 Emulator Software.
...place a square marker next to the program name. Multiple programs can be selected as well by going to another program name and pressing [ENTER]. When finished, press [right arrow key] [ENTER].Please see the TI-SmartView guidebook for additional information. Solution 15302: Connecting a TI-83 Plu...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/15302
Solution 11777: Logarithm Calculations on Texas Instruments Graphing Calculators.
...alculators. Using the TI-80, TI-81, TI-82, TI-83 family, TI-84 Plus family, or TI-Nspire™ handheld in TI-84 Plus mode, TI-85, and TI-86: Example: Find the Log of 100. To Solve: 1) Press the [LOG] key. 2) Input 100. 3) Press the [ENTER] key. 4) The displayed answer will show 2. Using the ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11777
Solution 11521: Installing New TI Key Fonts on a Windows® Computer.
...omputer running Windows®? Follow the steps below to install new TI Key Fonts on a computer running Windows®:• Download the TI Key Fonts and save the file to the computer's Desktop. • If the file is an [EXE] [Double Click] the downloaded file and when prompted click "Browse" select Desktop and cl...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11521
Solution 11774: Inserting TI-83 Family and TI-84 Plus Family Calculators Key Symbol Into a Microsoft® Word Document.
...ch How can I insert a TI-83 calculator key symbol into a Microsoft® Word document? Follow the procedure below in order to download the fonts file and insert symbols in a Microsoft® Word document: • Click on either the TI-83 Plus Key fonts for Windows or for Macintosh(r) links on the fon...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11774
Solution 11517: Updating a TI Graphing Calculator Operating System Using TI Connect™ for Windows®.
...it is on the home screen. • Download the latest version of the OS for your TI Calculator by clicking the links below: Please note: For the latest OS files for the TI-83 Plus family, TI-89, TI-92 Plus, contact TI-Cares. TI-73 Explorer TI-84 Plus family TI-89 Titanium Voyage 200 • After downlo...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11517
Solution 11516: Updating a Graphing Calculator's Operating System using the TI Connect™ Software for Macintosh®.
...e it is on the home screen. • Download the latest version of the OS for your TI Calculator by clicking the links below:Please Note: For the latest OS files for the TI-83 Plus family, TI-89, and TI-92 Plus, contact TI-Cares.TI-73 Explorer TI-84 Plus family TI-89 Titanium Voyage 200 • Launch [Finde...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11516
Solution 22590: TI-Nspire™ Handheld in TI-84 Plus Mode Not Capable of Connecting to TI-Nspire Computer Link or TI Connect-to-Class™ Teacher Software.
...upported for use with the TI-Nspire Computer Link or TI-Nspire Teacher software? The TI-Nspire Computer Link and TI-Nspire Teacher software are specifically designed to work with the TI-Nspire family handheld. When using the TI-Nspire handheld in TI-84 Plus mode (with the TI-84 Plus Keypad inse...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/22590
Solution 11366:Maximizing a Linear Function with the Inequality Graphing Application on the TI-83 Plus and TI-84 Plus.
...83 Plus and TI-84 Plus? Refer to the example below to maximize a linear function with the Inequality Graphing application. Example: Maximize the profit, P= 3X+2Y, for quantities of two products, X and Y, given the following constraints on materials and time: X30, Y30 Y+X≥10 3X+Y≥15 Solution: ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11366
Solution 11362: Using the TI TestGuard™ Application to Clear the RAM and Archive Memory on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...I TestGuard App deletes programs, lists, applications, and other stored data from a student's calculator. Teachers also have the option to leave specific Apps on student calculators. In addition, TI TestGuard App uses a password feature to confirm that the calculators have been cleared as setup b...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11362
Solution 11761: Graphing a Circle on a TI Graphing Calculator.
... the form Y in terms of X. In order to graph a circle, the function for a circle would need to be solved for Y. To graph the unit circle (x2+y2=1), first, solve for y, and then input the results into the Y= Editor. If the graph looks like an oval, use the Zoom Square feature followed by Zoom I...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11761
Solution 11312: Creating a Pie Chart Using the CellSheet™ App on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ress the [GRAPH] key for Menu • Press [4] for Charts • Press [7] for Pie • Next to Categories, input A1:D1. Make sure to include the colon. This specifies the title of each piece of the pie. • Next to Series, input A2:D2. This specifies the actual numbers the pieces of the pie represent. • The ne...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11312
Solution 11759: Graph of the Absolute Value of the Square Root of X Differs on the TI-83 Family, TI-84 Plus C Silver Edition, or TI-84 Plus Family Graphing Calculator and on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ly, TI-92 Family, and Voyage 200. The TI-89 family, TI-92 family, and Voyage 200 do not require that the intermediate results be real, only that the final result be real. Graphs of the function in imaginary and real modes will differ based on the calculation requirements of the TI-83 family, TI...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11759
Solution 11576: Algorithm Used for Calculating the Sine Regression On the TI-86, TI-83 Family, or TI-84 Plus Family.
...onal arguments are allowed for the maximum number of iterations and/or initial guess of the sine functions period. The SinReg problem is therefore to find the a,b,c,d values for the sine formula that best fit the x,y data lists. More formally, best is defined to be the values that makes the follo...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11576