Residuals
In this activity, students will investigate a residual plot for a set of data after selecting a regression model.https://education.ti.com/en/activity/detail/residuals
Residuals- 84
In this activity for TI-84 series, students will investigate a residual plot for a set of data after selecting a regression model. The residual plot is used to justify the choice of a function model based on an analysis of the residuals.https://education.ti.com/en/activity/detail/residuals_84
Solution 34423: ERROR: DOMAIN When Attempting a Statistical Regression on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...erform a statistical regression on the TI-84 Plus C Silver Edition? Statistical regressions include the following: • LinReg() - Linear Regression • QuadReg() - Quadratic Regression • CubicReg() - Cubic Regression • QuartReg() - Quartic Regression • LnReg() - Logarithmic Regression • ExpReg() - ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34423
Solution 34429: Finding the Row Echelon Form on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...put the dimensions [2] [ENTER] [3] [ENTER]. • Input the matrix entries, pressing enter after each entry. • Exit the matrix editor by selecting [2nd] [QUIT]. To find the row echelon form using the ref( function: • Press [2nd] [MATRIX]. • Scroll to MATH. • Press [ALPHA] [A] [2nd] [MATRIX] [1] [ENT...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34429
Solution 32831: Deleting NoteFolio™ Files on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...dheld in TI-84 Plus mode? To delete NoteFolio files from your calculator, please follow the steps below: • Exit the NoteFolio App by pressing [2ND] [QUIT]. • Press [2ND] [MEM] to display the Memory menu. • Press 2: Mem Mgmt/Del... • Scroll to AppVars... and press [ENTER]. • Scroll to the n...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/32831
Solution 29090: Stopping, Breaking or Ending a TI-Basic Program on Texas Instruments Graphing Calculators
...no longer running. This is useful in debugging programs as it allows you to run TI-Basic programs without fear of it locking up your calculator and requiring you to do a reset. Below are the screens that should be displayed on the calculator once the program has been stopped: TI-83 Plus Family a...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/29090
Solution 11945: Correcting the Error Message Waiting...Please Install Calculator Software Now on a TI-83 Plus Family.
...to reinstall the calculator's OS. If the message "Error! Press any key to turn unit off. Then turn unit back on." appears on the graphing calculator, quickly, remove one battery from the calculator and reinstall it while the transfer is taking place. For the Macintosh® platform (Using TI Connect ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/11945
Solution 18449: Adjusting the Window Settings in the Conic Graphing Application.
...ossible to edit the Window settings when using the App. However, it can only be done if Windows Settings Mode is set to Man and after selecting an equation to graph. To change the mode to Man:• Start the Conic Graphing App and press [MODE].• Place the cursor on Man and press [ENTER].• Press [F1...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/18449
Solution 34507: Performing Polar and Rectangular Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ators? The examples below demonstrate how to perform polar to rectangular and rectangular to polar coordinate conversions. Converting coordinates requires two separate operations, one for each point in an ordered pair. For Example: Convert polar coordinates (1, p) to rectangular coordinates us...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34507
Solution 12192: Graph of Certain Functions in Polar Mode Displays Negative Values on TI Graphing Calculators.
...n functions display negative values? When graphing certain functions in polar coordinates, r can indeed be negative. For example, the graph of 6*sin(2q). r represents the distance away from the origin (radius), and q represents the angle deviation from 0. If r is negative, then the point is refle...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12192
Solution 11913: Accessing Constants on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ht the desired constant and press [ENTER] to select it. Press the [ZOOM] key to export the value for the constant to the home screen. • Press [2ND] [QUIT] [2ND] [QUIT] to QUIT and return to the SciTools home screen. • Press the [Y=] key to "EXIT" the SciTools app return to the home screen. The v...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11913
Solution 11793: Unable to Graph Multiple Functions on the TI-83 Plus Family and TI-84 Plus Family Graphing Calculators.
...key 2) Select Transfrm from the menu Next follow the step that matches your calculator: TI-84 Plus CE and TI-84 Plus C Silver Edtion: 1) Press 2: Quit Transfrm Graphing TI-84 Plus Silver, TI-84 Plus and TI-83 Plus: 1) Press 1:Uninstall Please Note: Uninstalling the Application does not e...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11793
Solution 12002: Troubleshooting a TI-83 Plus and TI-84 Plus Family of Graphing Calculators Stuck on Defragmenting.
...to reinstall the calculator's OS. If the message "Error! Press any key to turn unit off. Then turn unit back on." appears on the graphing calculator, quickly remove one battery from the calculator and reinstall it while the transfer is taking place. For the Macintosh® platform (Using TI Connect 1...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12002
Matholutions Bulletin Board Décor
Celebrate New Year’s with this Matholutions Bulletin Board Décor display. Celebrate New Year’s with this Matholutions Bulletin Board Décor display. This download includes multiple calculator models in party hats, borders with encouraging sayings, numbered pennants for many years of ...https://education.ti.com/en/activity/detail/matholutions-bulletin-board-decor
The Classic Box Problem - Exploration
This lesson takes a classic optimization problem and uses the dynamic linking capabilities to visualize the problem in multiple representations: diagramatic, geometric, graphic, numeric.https://education.ti.com/en/activity/detail/the-classic-box-problem--exploration
Algebra Skills Review: 3-in-1 Activity
This versatile activity set includes a printable scavenger hunt, a Google Slides review, and practice sheets.https://education.ti.com/en/activity/detail/algebra-skills
Change Of Base
Discover the change of base rule for logarithms by examining the ratio of two logarithmic functions with different bases.https://education.ti.com/en/activity/detail/change-of-base
Change Of Base
In this activity, students discover the change of base rule for logarithms by examining the ratio of two logarithmic functions with different bases.https://education.ti.com/en/activity/detail/change-of-base
Trig Transformations-84
In this activity, students will determine the type of function modeled by the height of a capsule on the London Eye observation wheel.https://education.ti.com/en/activity/detail/trig-transformations@84
Critical Points and Local Extrema
Visualize the connections between the critical points and local extrema.https://education.ti.com/en/activity/detail/critical-points-and-local-extrema
Convergence of Taylor Series
A Taylor Series for a function becomes the function as the number of terms increases towards infinity.https://education.ti.com/en/activity/detail/convergence-of-taylor-series
Secrets in the Triangle
Students will use the geometry screens of the TI-Nspire™ to find points of concurrency by constructing the altitudes, perpendicular bisectors, and medians in triangles. The Euler Line will be found and extensions given.https://education.ti.com/en/activity/detail/secrets-in-the-triangle
Segment Addition Postulate
The purpose of this handout is to provide students an opportunity to learn the keystrokes involved using the TI-Nspire and to verify the Segment Addition Postulate.https://education.ti.com/en/activity/detail/segment-addition-postulate
Continuity and Differentiability of Functions
Students will manipulate piecewise functions to make them continuous. Once students create a continuous function, they will calculate derivatives to determine if the function is also differentiable.https://education.ti.com/en/activity/detail/continuity-and-differentiability-of-functions
Continuity and Differentiability 2
Explore piecewise graphs and determine conditions for continuity and differentiability.https://education.ti.com/en/activity/detail/continuity-and-differentiability-2