Solution 12660: Equations Used to Calculate Linear Regressions on TI Graphing Calculators.
...sion in both forms. The TI-89 family, TI-92 family, and Voyage™ 200 family graphing calculators use only the ax+b form. Texas Instruments' feedback received from mathematics educators who were using the regression functions found that the educators wanted a form of the regression equation that ti...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12660
Solution 11134: Editing Programs and Typing Using the TI Keyboard Without Using the NoteFolio™ App.
Solution 11134: Editing Programs and Typing Using the TI Keyboard Without Using the NoteFolio™ App. Solution 11134: Editing Programs and Typing Using the TI Keyboard Without Using the NoteFolio™ App. global Solution 11134: Editing Programs and Typing Using the TI Keyboard Without Using th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11134
Solution 12038: Unit to Unit Transfer of an Operating System (OS) on the TI-83 Plus Family of Graphing Calculators.
...cable (the small round I/O cable) between both calculators. 2) Press [2nd], [LINK] and then scroll down the menu list to option G:SendOS. On the Receiving calculator follow the steps below: 1) Press the [2nd] key, then press the [LINK] key to enter the Link menu, and then press the [Right Arr...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12038
Solution 16652: Availability of the Texas Instruments Key Fonts.
Solution 16652: Availability of the Texas Instruments Key Fonts. Solution 16652: Availability of the Texas Instruments Key Fonts. global Solution 16652: Availability of the Texas Instruments Key Fonts. website ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/16652
Solution 11720: Calculating Y-Hat Values on the TI-83 Plus Family of Graphing Calculators.
...o calculate y-hat values for a data set follow the example below: Data for this example: L1: {7,8,5,3,4,1} L2: {9,8,6,2,1,9} 1) Press [STAT] [1] to access the STAT list editor. 2) Input the data in the L1 and L2 lists, making sure to press [ENTER] after each entry. 3) Press [2nd] [MODE] to QUIT a...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.
...case, the algorithm we use is designed to include at least 1/3 of the points in the left and right groups. Whatever is left over is then put into the center group, hopefully the remaining 1/3. The approach chosen was to fill the outside groups first and allocate the remaining data points to 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.
...on: To enter the matrix: 1) Press [MATRX] (Press [2nd] [MATRX] on the TI-83 Plus family and TI-84 Plus family ) 2) Scroll to Edit 3) Press [1] to access matrix A 4) Input the dimensions [2] [ENTER] [2] [ENTER] 5) Input the matrix entries 6) Exit the matrix editor by selecting [2nd] [QUIT] Find...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11713
Solution 11933: Calculating Two-Variable Statistics on the TI-83 Plus Family of Graphing Calculators.
...lators? Follow the example below to calculate two-variable statistics: Data for this example: L1: {3,5,8,10} L2: {7,2,3,1} 1) Press [STAT] [1] to access the STAT list edirtor. 2) Enter the data in the L1 and L2 lists, making sure to press [ENTER] after each entry. 3) Press [2nd] [MODE] to QUIT ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11933
Solution 15142: Connecting a Vernier Microphone (MCA-CBL) and Other Non Auto-ID Probes to a TI-82, TI-83 Family and TI-84 Plus Family Graphing Calculator and a CBL™ or CBL 2™.
...aphing calculator and a CBL or CBL 2? Older probes that do not send an auto-ID to the calculator and CBL or CBL 2 will need to be manually chosen. Once the Microphone is connected through a CBL or CBL 2 the user needs to enter the data app and choose the proper setup options following the instru...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/15142
Solution 11799: Using Memory Variables on TI Graphing Calculators.
... graphing calculators properly. Use the STO> function to store a value to a variable and the RCL function to recall a value stored to a variable. Procedure for the TI-73 and TI-73 Explorer: To store a value to the variable: 1) From the home screen, input the value 2) Press [STO>][2nd][TEXT] 3) ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11799
Solution 13924: TI TestGuard 2.0™Quick Start Instructions.
...tudents with TI-84 Plus calculators and OS 2.40 (or above) can have functionality disabled rather than deleted. The functionality can be re-enabled once the exam is over. • Set the initial angle to the desired preference. DEGREE is the factory default. • Select the initial setting for Stat Diagno...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13924
Solution 11570: Axes Do Not Appear When Graphing on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...the x and y axes appear when graphing on the TI-83 Plus and TI-84 Plus family of graphing calculators.To turn the axes on: 1) Press [2nd] [ZOOM] to access the FORMAT menu. 2) Highlight AxesOn 3) Press [ENTER] 4) Try graphing a simple function, such as y=x, and the axes should be displayed. Pleas...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11570
Solution 11767: Graphing an Ellipse on a Texas Instruments Graphing Calculator.
...uld need to solved in terms of y. The example below will demonstrate how to graph an ellipse. For Example: Graph an ellipse where a=1, b=1, and the center of the ellipse is at point (5,6). 1) The equation for an ellipse with its center at point (h,k) is, ((x-h)2/a2)+((y-k)2/b2)=1 2) With ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11767
Solution 11366:Maximizing a Linear Function with the Inequality Graphing Application on the TI-83 Plus and TI-84 Plus.
...t of the relation symbol. • Input 10-X. • Enter the relations for Y2 and Y3. • Move the cursor to X= (in the top left corner). • Press [ENTER] to access the X=Editor. • Press [ALPHA][F5] to select ≥. • Input 0 to store the value to X1. • Press [WINDOW] to set up the graphing window. • Input t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11366
Solution 30651: Calculating a Median-Median Regression on the TI-83 Plus Family of Graphing Calculators.
...ian-median line (resistant line) technique, calculating the summary points x1,y1,x2,y2,x3 and y3. Med-Med displays values for a (Slope) and b (y-intercept). The following example will demonstrate how to calculate a Med-Med regression: X= {15; 25; 50; 50; 75; 80; 95} Y= {4; 9; 20; 31; 55; 42; 73...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/30651
Solution 34921: Graphing a Vector on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... not selected, scroll down and over to DEGREE and press [ENTER], then press [2nd] [MODE] to return to the home screen. 2) Press [2nd] [APPS] [7] to access the ANGLE menu and paste the P>Rx( function onto the home screen. 3) Press [5] [,] [3] [0] [ ) ]. 4) Press [STO>] [X,T,theta,n] [ENTER] (the R...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34921
Solution 11893: Saving Text to a TI Graphing Calculator.
...xt 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 create a program or edit an existing program. The following instructions reference the procedure for vari...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11893
Solution 34893: Disabling the STAT Wizards on the TI-84 Plus Family of Graphing Calculators.
...se Search How do I disable the STAT wizards on the TI-84 Plus family of graphing calculators? The STAT wizards prompt the user for all the necessary input for a given statistical calculation which helps reduce syntax errors. Below is a picture of the STAT wizard for the Linear Regression...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.
...o points. For Example: Graph a line connecting the points (3,7) and (5,8). Data for this example: L1: {3,5} L2: {7,8} 1) Press [STAT] [ENTER] to access the STAT list editor. 2) Input the values 3 and 5 under the L1 list remembering to press [ENTER] after each value. 3) Input the values 7 and 8...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34922
Solution 13342: Using the Exact() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...regardless of the Exact/Approx mode setting to return, when possible, the rational-number equivalent of the argument. Note: tol specifies the tolerance for the conversion; the default is set to 0(zero). Refer to the examples provided below. Ex.1 exact(.25) [ENTER] Ex.2 exact(.333333) [ENTER...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13342
Solution 12651: Clearing the Memory on the TI-81.
...lected, the memory of the graphing calculator is erased and all defaults are set to factory defaults. If the screen goes entirely blank after this procedure, adjust the contrast by pressing and releasing the [2nd] key and then holding down the up arrow until the cursor is again visible. Solution...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12651
Solution 13323: Using the RandMat() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...s listed below. randMat(numRows,numColumns) The randMat() function returns a matrix of integers between -9 and 9 of the specified dimension. Reference the example provided below. Ex. Create a random generated matrix with 3 rows and 3 columns. • From the HOME screen press [2ND] [MATH] • Select...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13323
Solution 13321: Using the Rand() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...function is listed below.rand([n])Where n is an integer ¹ 0 • With no specified n, rand() returns the next random number between 0 and 1 in the sequence. Ex. rand(6) may return the result of 5• When n is a positive value, rand(n) returns a random integer in the interval [1,n]. Ex. rand(6) may ret...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13321
Solution 12649: Calculating One-variable Statistics on the TI-81.
... Data for this example: x={87, 52, 97, 46, 75, 60} • Clear the screen then press [2nd] [MATRX] • Press the right-arrow key twice and press [ENTER] • The cursor will display after the x1 = • Enter the x-values after "x1 =" Press [8] [7] [ENTER] [1] [ENTER] [5] [2] [ENTER] [...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12649
Solution 12060: Interpolation Calculations on the TI-89 Family, TI-92 Family, and Voyage™ 200.
..., or the Voyage 200 have a built-in interpolation function. However, students, educators, and other users of the TI-89 family may find third-part sources available on the Internet for retrieval of a user-defined interpolation program for the TI-92 family and Voyage 200. Solution 12060: Interpol...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12060