Solution 12191: Reducing Calculator Theft With EZ-Spot Teacher Packs.
...l 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 MultiView TI-34 MultiVi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/12191
Solution 34885: Displaying a Single Value in a List on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...n parenthesis, enter the number of the value in the list you want to display. - For example, if you want to display the 2nd value of the list L1, you would enter in L1(2). 4) Press [ENTER]. Please Note: If you get the error message "Invalid Dim" when trying to find the value, make sure that the ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34885
Solution 11928: Calculating One-variable Statistics with Frequencies using a TI-83 Plus Family of Graphing Calculators.
...h lists we want to find our 1-Var Stats for, press the [2nd] key, then the [1] key to bring up your L1 list, next press the [,] key to separate your two lists and last press the [2nd] key and the [2] key to bring up your L2 list. • Last press the [ENTER] key and the statistics will be displaye...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11928
Solution 34575: Calculating Y-Hat Values on the TI-84 Plus Family of Graphing Calculators.
...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 data set. This corresponding y-value is denoted y-hat. Y-hat values are calculated by substituting the x-val...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34575
Solution 11892: Running a Program from the Archive Memory on a Graphing Calculator with FLASH Technology.
...ions, variables, etc. stored in the archive memory cannot be executed. They must first be unarchived and placed in the RAM. Flash calculators have two types of memory, the user RAM and the Flash ROM. The RAM is where programs, variables, functions, etc are stored. Applications are stored in Fla...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11892
Solution 11918: Calculating and Graphing a Linear Regressions on the TI-83 Plus.
...input which lists to use for the regression, press the [2nd] key, then the [1] key to bring up your L1 list, next press the [,] key to separate your two lists and last press the [2nd] key and the [2] key to bring up your L2 list. Press [,] [VARS] and scroll to the right, now press [1] [1]. 4) ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11918
Solution 36715: Copying History Information into a Math Template on the TI-84 Plus Family of Graphing Calculators.
...ystem 2.55MP. In addition the mode setting for Mathprint must be turned on in the mode menu. Follow the example listed below: Please Note: 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 l...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.
...ach value will mark the left bound, right bound and guess. After entering the left and right bounds, select as the guess a point that is between the two bounds and as near as possible to the zero of the function. Selecting the upper bound as the guess will return, for some functions, the "NO SIGN...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34836
Solution 34421: Drawing the X-chart or R-bar Graphs on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... and displays x-Chart or R-Bar graphs. There may be third-party programs available on the Internet that may add this functionality. An example search would be "TI-84 Plus +R-Bar graph". Solution 34421: Drawing the X-chart or R-bar Graphs on the TI-83 Plus and TI-84 Plus Family of Graphing Calcul...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34421
Solution 34591: Using the Numeric Solver on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...press [ENTER]. Please Note: In Classic mode, the numeric "Solver" is used to solve equations in the form 0=; therefore, any equation that is entered would need to equal zero. 2) Input 2x+6-10 after eqn:0=, and press [ENTER]. 3) Highlight x and press [ALPHA][SOLVE] to solve the equation for x...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34591
Solution 34931: Using the Manual-Fit Function on the TI-84 Plus Family of Graphing Calculators.
...]. 7) Navigate to the first point and press [ENTER]. 8) Navigate to another point and press [ENTER] to mark a second point. A line containing the two points marked will automatically be drawn and the calculator will display the equation of the Manual-Fit Line in the form Y=mX+b, where m and b ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34931
Solution 34534: Solving a Quadratic Equation Using Numeric Solver on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...us CE and TI-84 Plus C Silver Edition? The numeric "Solver" feature is limited to solving for only one solution at a time. Since there are generally two solutions for a quadratic equation, two different guesses must be entered into the solver to find both solutions. After finding the first soluti...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34534
Solution 34506: Calculating and Graphing a Linear Regression on the TI-84 Plus family of graphing calculators.
...Scroll down to Calculate and press [ENTER]. The graphing calculator will display the form of the equation as (y=a+bx) and list the values for the two coefficients (a and b). It will store the regression equation to your Y1 function. The correlation coefficient (r and r^2) will be displayed if ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34506
Solution 12006: Using the Numeric Solver on the TI-84 Plus and TI-83 Plus.
...e equations on the TI-84 Plus and TI-83 Plus? The numeric "Solver" is used to solve equations in the form 0=; therefore, any equation that is entered would need to equal zero. The example below will demonstrate how to use the numeric Solver feature. Example: Solve 4x-8=0 To Solve: 1) Press [MA...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12006
Solution 11985: Transferring Data Between the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... Graphing Calculators? To transfer data between the TI-83 Plus and TI-84 Plus Family of Graphing Calculators, follow the steps below: 1) Connect the two calculators using the unit-to-unit (I/O) cable or mini A to mini B USB cable. On the sending unit: 2) Press [2nd] [X,T,q,n] to access the LINK m...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11985
Solution 34425: Entering Measured Angles in Gradients on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators
...etting the right angle (p/2, 90°) to 100 grads. Angle in grads = angle in degree * (400/360) Angle in degree = angle in grads * (360/400) A simple work around is to stay in radian mode and to define two conversion constants: 400/(2p) → R 2pi/400 → G Which can be used as sin(20G) in order to ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34425
Solution 34851: Finding Days Between Dates on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...he days between dates using the Finance App on the TI-83 Plus and TI-84 Plus family of graphing calculators? To calculate the number of days between two dates using the actual-day-count method, use the date function dbd( ) or "days between dates". date1 and date2 can be numbers or lists of number...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34851
Solution 11720: Calculating Y-Hat Values on the TI-83 Plus Family of Graphing Calculators.
...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 data set. This corresponding y-value is denoted y-hat. Y-hat values are calculated by substituting the x-val...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.
...be parallel to the line going through the points (x1, y1) and (x3, y3) a = (y3 - y1) / (x3 - x1) and 1/3 the distance between the line through the two summary points and a parallel line going through the second summary point (x2, y2). b = (y1 + y2 + y3 - a (x1 + x2 + x3)) / 3. An advantage of...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12218
Solution 13924: TI TestGuard 2.0™Quick Start Instructions.
...y and select the "TestGrd2" app. • Select 1: Setup Calcs. • Either choose DELETE, then choose ALL, or consider using DISABLE, then BOTH. Note: These two options are basically the same for the purposes of student equity within an exam. The advantage of Disable is that students with TI-84 Plus calc...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13924
Solution 11773: Implied Multiplication Versus Explicit Multiplication on TI Graphing Calculators.
...alculators? Implied multiplication has a higher priority than explicit multiplication to allow users to enter expressions, in the same manner as they would be written. For example, the TI-80, TI-81, TI-82, and TI-85 evaluate 1/2X as 1/(2*X), while other products may evaluate the same expression a...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11773
Solution 11767: Graphing an Ellipse on a Texas Instruments Graphing Calculator.
...ellipse on a Texas Instruments graphing calculator? To input an ellipse into the Y= Editor of a TI graphing calculator, the equation for the ellipse would 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...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.
...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: • Press [APPS] to display the list...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.
...ta 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 by the teacher. While running the TI TestGuard App, a teacher's graphing c...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.
...ng calculator? Functions can be graphed on TI graphing calculators in 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 gra...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11761