Solution 34575: Calculating Y-Hat Values on the TI-84 Plus Family of Graphing Calculators.
...owledge Base Search How do I calculate y-hat values using the on the TI-84 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 correspon...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34575
Solution 11925: Calculating Logistic Regressions Using the TI-83 Family, TI-84 Plus Family, and TI-Nspire™ Handheld in TI-84 Plus Mode.
...s [2nd] [L1] [,] [2nd] [L2] to input L1,L2. 4) Press [ENTER] to calculate the logistic regression. The handheld will display the logistic regression equation in the form y=c/(1+ae^(-bx)). Values will be displayed for the coefficients a, b, and c. Please see the TI-83 family and TI-84 Plus fami...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11925
Solution 34573: Resolving an ERR:INVALID DIM or ERR:DIM MISMATCH Error on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ll result in the error message displayed below: If using matrices, to multiply two matrices ([B]*[A]), the column dimension of Matrix [B] must be equal to the row dimension of Matrix [A]. If the dimensions do not match, an ERR:DIM MISMATCH error will be displayed. Matrix [B]: Matrix [A]: ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34573
Solution 34415: Creating an Amortization Table with a TI-83 Plus and TI-84 Plus Family Using the Finance Application.
... = 150,000, FV = 0, P/Y = 12, C/Y = 12. • Compute the monthly payment by placing the cursor next to PMT = and press [ALPHA] [ENTER]. • The payment is equal to -1100.65. Setting up the Functions: • Go to the Y= editor by pressing [Y=]. • Y1 = bal(x) To enter this press [APPS] [ENTER] [9] [X,T,...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34415
Solution 34886: Press-To-Test Functionality Availability for the TI-84 Plus CE and TI-84 Plus C Silver Edition.
... What is Press-To-Test and how is it activated/disabled? All TI-84 Plus CE and TI-84 Plus C Silver Edition graphing calculators have a special key sequence that students and teachers can use to prepare a student calculator for exams where flash applications, programs and other files are not all...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34886
Solution 11918: Calculating and Graphing a Linear Regressions on the TI-83 Plus.
...e right, now press [1] [1]. 4) Press the [ENTER] key to perform the regression calculation. 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 correla...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.
...d] [MATRX] [1] [x-1] [ENTER] Please Note: A singular matrix does not have an inverse. A singular matrix by definition is a matrix whose determinant equals zero. Please see the TI-83 Plus and TI-84 Plus Family guidebooks for additional information. Solution 34852: Calculating the Inverse of a ...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.
...]to highlight the CALC menu and press [2] to select the 2-Var Stats function. • From here, the XList should be L1, the YList should be L2 and the FreqList should be blank. You can press [2ND] [L1] to obtain L1, and then [2ND] [L2] to obtain L2 if necessary. • Press [ENTER] on "Calculate", and ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34925
Solution 34927: Storing the Same Value in Every Cell of a List on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...he same value in every cell of a list on the TI-83 Plus and TI-84 Plus family of graphing calculators? As an example consider the example below of a sequence of the expression X from 1 to 10 that will need to be changed to values of 100 for all ten entries. • Press [2ND] [CATALOG] [S]. Select ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34927
Solution 34855: Calculating a Median-Median Regression on the TI-84 Plus Family of Graphing Calculators.
...earch How do I calculate a Median-Median Regression on the TI-84 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. Med-Med ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34855
Solution 11901: Two Different Graphing or Scientific Calculators Generating Identical Lists of Random Numbers.
... relies on what is known as a seed value. The default seed value is 0. With each rand execution, the calculator will generate the same random number sequence for a given seed value. To obtain a different random number sequence, store any nonzero number to rand. This scenario exists for the follo...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11901
Solution 36916: TI-84 Plus CE Transformation Graphing App Animated Graph Display Appears Right-Left Graphing.
...raph display appears right-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-c...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36916
Solution 34839: Method for Calculating i^i on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...tors display a result of .2078795764 for i^i? The result can be computed using Euler's formula: Taking the square root of both sides of the above equation yields the result: Raising both sides to the ith power yields: The ith root of i can be computed similarly. Please see the TI-83 Pl...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34839
Solution 11919: Calculating Cubic Regressions on the TI-83 Plus Family of Graphing Calculators.
...I-83 Plus family of graphing calculators? The example below will demonstrate how to calculate a cubic regression. Example: Find the cubic regression equation for the x and y values below. xStat: {80, 84, 86, 91, 93, 96} yStat: {10, 7, 9, 18, 19, 15} Please Note: If you have data in L1 and L2 o...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11919
Solution 36757: Calculating Quotient and Remainders on the TI-84 Plus Family of Graphing Calculators.
...MATH] [Right arrow] [0] to select 0:remainder( 2) Press [4] [,] [3] [ ) ] and then press [ENTER]. 3) 1 is returned, which means the division of 4/3 equals 1 with a remainder of 1 or 1+1/3. Please see the TI-84 Plus Family guidebooks for additional information. Solution 36757: Calculating Quoti...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36757
Solution 36715: Copying History Information into a Math Template on the TI-84 Plus Family of Graphing Calculators.
...tion into a math template on the TI-84 Plus family of graphing calculators use the steps listed below: Please Note: The math templates listed below require TI-84 Plus Operating System 2.55MP. In addition the mode setting for Mathprint must be turned on in the mode menu. Follow the example liste...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36715
Solution 34801: Creating a New Program on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...eate a new program, follow the steps below: • Press [PRGM]. • Press [►] [►] to highlight NEW. • Press [ENTER] to select Create New. • A prompt will require a valid program name. The program name can be 1 - 8 characters long, however, the first character must be an alpha-character. • Once the pr...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34801
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.
...d TI-84 Plus family of graphing calculators? When using the TI-83 Plus and TI-84 Plus family of graphing calculators, finding the zero of a function requires entering a "left bound", "right bound" and a "guess". These requirements can be entered by inputting a specific value or by using the arrow...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34836
Solution 34631: Storing a Function to a List on the TI-84 Plus Family of Graphing Calculators.
... are several methods to define a list using a function, below are the steps for each type. Please Note: The TI-84 Plus and TI-84 Plus Silver Edition require Operating System (OS) v 2.55MP to access the sequence stat wizard below. To verify what OS is installed press [2nd] followed by [+] then in ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34631
Solution 34598: Calculating Cubic Regressions on the TI-84 Plus Family of Graphing Calculators.
...edge Base Search How do I calculate a cubic regression on the TI-84 Plus family of graphing calculators? Example: Find the cubic regression equation for the x and y values below. xStat: {80, 84, 86, 91, 93, 96} yStat: {10, 7, 9, 18, 19, 15} To enter the data: • Enter STAT edit mode b...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34598
Solution 34933: Different File Extensions for the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ensions are listed below: • .8xb Backup memory image • .8xc Complex variable or App variable • .8xd GDB (graph database) • .8xe Expression (numbers, equations, etc.) • .8xf Function (Y-Vars, user-defined functions, etc.) • .8xg Group • .8xi Picture • .8xk Applications • .8xl List • .8xm Matrix •...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34933
Solution 34931: Using the Manual-Fit Function on the TI-84 Plus Family of Graphing Calculators.
...nction: 1) Press [MODE] and make sure FUNC is selected. 2) Press [GRAPH]. 3) Press [STAT] [►] and select D:Manual-Fit. 4) From here, to store the equation, insert Y1 as the place to store the equation to. To do so, press [VARS] [►] and choose "Function". 5) Press [ENTER] on "Y1". 6) Press [▼]...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34931
Solution 34513: Creating Strings on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... Knowledge Base Search How can I create a string variable on the TI-83 Plus and TI-84 Plus family of graphing calculators? A string is a sequence of characters enclosed within quotation marks. Characters are the units combined to form a string. Each number, letter, and space is one ch...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34513
Solution 34506: Calculating and Graphing a Linear Regression on the TI-84 Plus family of graphing calculators.
... • Press the right arrow key to reach the CALC menu and then press 4: LinReg(ax+b). • Ensure Xlist is set at L1, Ylist is set at L2 and Store RegEQ is set at Y1 by pressing [VARS] [→] 1:Function and 1:Y1. • Scroll down to Calculate and press [ENTER]. The graphing calculator will displa...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34506
Solution 34651: Graphing Histograms on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...84 Plus family of graphing calculators? The following example will demonstrate how to graph a histogram. Data for this example: xStat: {2,4,6,8} frequency: {7,8,4,9} Enter the data: 1) Press [stat] [5] [enter] to run the 5:SetupEditor command which will restore default lists 2) Press [stat]...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34651