Solution 11918: Calculating and Graphing a Linear Regressions on the TI-83 Plus.
...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 the diagnostics are on. Please Note: To turn the diagnostics on, from the h...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11918
Solution 34925: Calculating Two-Variable Statistics on the TI-84 Plus Family of Graphing Calculators.
...rn 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. • 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, an...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34925
Solution 11904: Using Reverse Polish Notation (RPN) on TI Calculators.
...nerally used in solving logic expressions. Since TI graphing calculators are programmable, it is possible to write or download a program to add this functionality. However, a program of this type is not currently available from TI. Solution 11904: Using Reverse Polish Notation (RPN) on TI Calcu...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11904
Solution 36757: Calculating Quotient and Remainders on the TI-84 Plus Family of Graphing Calculators.
...an improper fraction on the TI-84 Plus family of graphing calculators? The TI-84 Plus family of graphing calculators do not have an integer division function that would return the quotient and remainder of a division of integers. However, a combination of the normal division and the remainder( )...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36757
Solution 34838: Calculating the Least Common Multiple (LCM) of Two Numbers on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...le below. Example: Find the least common multiple of 2 and 5. • Press [MATH] then [Right Arrow] to select "NUM". • Press [8] to select the 8: lcm( function. • Press [2] [,] [5] [ ) ] [ENTER] to complete the input and finish the calculation. Please see the TI-83 Plus and TI-84 Plus Family gui...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34838
Solution 36655: Programming Information for the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...elow. When using the Zoom commands, window variables differ depending upon which Zoom command is used. Zoom Standard, for instance, will replot your functions in question immediately. Also, window variables are updated to a set of default values. Similarly, Zoom Trig replots your functions immed...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36655
Solution 34421: Drawing the X-chart or R-bar Graphs on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...e a built in feature that creates 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-...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34421
Solution 34599: Solving Simultaneous Equations on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ly of graphing calculators? Simultaneous equations can be solved by entering the coefficients of the equations in a matrix, and then using the rref() function on your matrix. For Example: Solve for x and y 3x + -2y = 12 6x + 4y = -3 Solution: First, begin by inputting the matrix. To do so, ple...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34599
Solution 34538: Calculating Standard Deviation on the TI-83 Plus and TI-84 Plus Family.
...deviation can be calculated using several methods on the TI-83 Plus and TI-84 Plus Family. Standard deviation can be calculated by using the stdDev() function. The stdDev() function can be located by performing the following: 1) Press [2nd][LIST]. 2) Scroll to MATH and select 7:stdDev(. F...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34538
Solution 34933: Different File Extensions for the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...: • .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 • .8xn Number • .8xp Prog...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34933
Solution 34571: Cannot Delete the Finance Application on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...edge Base Search Why can't I delete the Finance Application that is on the TI-83 Plus and TI-84 Plus family of graphing calculators? Finance functionality is listed in the Apps menu. This happened when the product shifted from the TI-83 to the TI-83 Plus. A key on the keyboard needed to...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34571
Solution 34800: Cause of the "Error: Data Type" Message When Using the Normalcdf Command on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ng a list in the command syntax. For example, inputting normalcdf(-1E99,200,L1*.9,L1*.9*.1) will return the Data Type error. Some of the distribution functions are not designed to accept list as a valid parameter. Normalpdf() and normalcdf() are two of those. They are designed to accept floating ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34800
Solution 34513: Creating Strings on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...osed within quotation marks. Characters are the units combined to form a string. Each number, letter, and space is one character. Each instruction or function, such as sin( or tan( is one character. Quotation marks do not count as string characters. To enter a string on a blank line on the Home ...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.
...he 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 display the form of the equation as (y=a+bx) an...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34506
Solution 34503: Generating Different Random-Number Sequences by Setting Seed Value on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...quence that is different than another random-number sequence using on the TI-83 Plus and TI-84 Plus family of graphing calculators? Using the "rand" function on the TI-83 Plus and TI-84 Plus family of graphing calculators generate the same random-number sequence for a given seed value. The defau...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34503
Solution 34653: Performing String Operations on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... Knowledge Base Search How do I perform string operations on the TI-83 Plus and TI-84 Plus family of graphing calculators? The main function of strings is to display text. In programming, strings allow programs to display information or prompt the user to perform some action. Fo...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34653
Solution 11985: Transferring Data Between the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
......". On the sending unit: 8) Press [ENTER] to initiate the data transfer. Please Note: The steps above can also be used to transfer programs, apps, functions and pictures between the TI-83 Plus and TI-84 Plus Family of Graphing Calculators. Please see the TI-83 Plus and TI-84 Plus Family guide...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11985
Solution 34654: Graphing a Polar Rose on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...de] 2) Press [↓] [↓] [enter] to set the calculator to Radian mode. 3) Press [↓] [→] [→] to highlight Polar mode and press [enter] Example: Graph the function 8sin(2.5q) 1) Press [Y=] to access the Y= editor. 2) Press [8] [sin] [2] [.] [5] [X,T,q,n] [ ) ] 3) Press [window] to access the graph WI...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34654
Solution 11978: Performing Unit Conversions Using Science Tools Application on TI-83 Plus Family or TI-84 Plus Family Graphing Calculators.
...n a TI-83 Plus family or TI-84 Plus family graphing calculator? The TI-83 Plus Family and TI-84 Plus Family graphing calculators do not have built in functionality in order to perform unit conversions, however you can load an application called the Science Tools App which contains a unit converte...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11978
Solution 34794: Inputting Absolute Values on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...e values on the TI-83 Plus and TI-84 Plus family of graphing calculators? The instructions below demonstrate how to input the abs( or absolute value function on the TI-83 Plus and TI-84 Plus family of graphing calculators. Example: Find |-3| • Press [MATH] • Scroll right to highlight NUM and ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34794
Solution 34793: Calculating the GCD() (Greatest Common Divisor) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ase Search How do I calculate the gcd() (greatest common divisor) on the TI-83 Plus and TI-84 Plus family of graphing calculators? The gcd() function is used to calculate the greatest common divisor of two arguments of which must be nonnegative integers. When listA and listB are specifie...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34793
Solution 34500: TI TestGuard™ Application for the TI-84 Plus and TI-84 Plus C Silver Edition Validation Feature Information.
...ing memory. Why/When would you run the TI Validation feature?a. If you suspect that a calculator may not have authentic TI software including the functionality you expect it to have (as for an exam), then you may want to run this feature to validate that the software is TI authentic (or offic...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34500
Solution 11966: Graphing Inequalities on the TI-83 Plus and TI-84 Plus.
...shing. Press the [ENTER] key repeatedly until a triangle pointing to the lower part is displayed. This will change the graph style to shade below the function (this style was chosen because the solution set consists of all real numbers below the line of the y= equation). 3) Press the [GRAPH] ke...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11966
Solution 34774: Using Boolean Logic on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...lus family of graphing calculators? Boolean Operators are often used in programs to control program flow and in graphing to control the graph of the function over specific values. Values are interpreted as Zero (false) or nonzero (true). The Logic menu can be accessed by pressing [2ND] [TEST] [...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34774
Solution 34851: Finding Days Between Dates on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...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 numbers within the range of the dates on a standard calendar. T...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34851