Does a Correlation Exist?
...lation coefficient linear regression outlier Statistics: Does a Correlation Exist? In this activity, students will determine, by examining a graph, if a data set has a positive or negative correlation coefficient. Then, they will find the linear regression equation and calcula...https://education.ti.com/en/ib/activities/applications-interpretation/nspire-statistics
Biorhythms
...calculator such as DBD (days between dates) and MOD (modular arithmetic). Biorhythms Objectives Recognise the graph of y = sin(x) and examine phase and period changes pertaining to the context of biorhythms. Vocabulary Period dilation Transformation D...https://education.ti.com/en/ib/activities/applications-interpretation/nspire-biorhythms
Exponential Dice
... at that point and the value of the function at the same point. Step 2 At the end of this activity, students will discover that there is exactly one value of b, Euler’s number, for which the slope of the tangent and value of the function are equal. Students will also explore and model...https://education.ti.com/en/ib/activities/applications-interpretation/84-exponential-dice
Applications and Interpretation
...o check their work. *NEW/UPDATED Binomial Expansion This lesson involves comparing the Riemann Sum area estimates with the exact bounded area of a curve and the x-axis. Bounded Areas In this activity, students will review how to find bearings th...https://education.ti.com/en/ib/activities/applications-interpretation
Meet TI Teacher of the Month: Tim Collier
...I Teacher of the Month What advice would you give to your first-year teaching self? Calm down, don't take yourself too seriously, and most importantly, remember that you’re teaching students — not math. By this, I mean that focusing on building relationships with students is much more importan...https://education.ti.com/en/bulletinboard/2019/february/teacherofthemonth
Building a Band With Famous Mathematicians
...find additional “Seven for Seven” thought-leadership talks on the T³IC website About the author: Erica Schiller is a Marketing Programs Manager at Texas Instruments Education Technology. In this role, she promotes professional development opportunities using TI technology to educators to support...https://education.ti.com/en/bulletinboard/2019/june/music-in-math
Analysis and Approaches
... Download ready-to-use activities that align with IB® curricula and provide excellent resources to teach new concepts and prepare for end-of-course exams Lessons for Mathematics: Analysis and Approaches Download ready-to-use activities that align with IB® curricula and provide excellent resourc...https://education.ti.com/en/ib/activities/analysis-approaches
Biorhythms
...calculator such as DBD (days between dates) and MOD (modular arithmetic). Biorhythms Objectives Recognise the graph of y = sin(x) and examine phase and period changes pertaining to the context of biorhythms. Vocabulary Period dilation Transformation D...https://education.ti.com/en/ib/activities/analysis-approaches/nspire-biorhythms
Does a Correlation Exist?
...dict an x-value when given a y-value and vice versa. They will also determine the difference between correlation and causation. Step 2 Lastly, students will explore the effect of extreme data point on the regression line. After changing a data point, they will update the linear regres...https://education.ti.com/en/ib/activities/analysis-approaches/84-plus-correlation
Function, or Not a Function?
... this lesson, students are presented with graphs and tables and asked to determine which represent functions and which do not. A function associates exactly one output value y with each possible input value x. If more than one output value y is associated with a single input value x, that process...https://education.ti.com/en/ib/activities/analysis-approaches/nspire-function-or-not
Mission Celebration: Use Math to Mark the 50th Anniversary of the Apollo 11 Moon Landing
...lder field, with less than 30 seconds of fuel left in the tank. This was an incredible feat of skill and bravery. In a joint mission from NASA and Texas Instruments (TI), called "Mission ImaginaTIon," we’ve created a series of activities that help students explore Apollo 11’s harrowing story, am...https://education.ti.com/en/bulletinboard/2019/july/missioncelebration
Free Resources for AP® Calculus by @TICalculators
In a world bursting at the seams with resources for teaching AP® Calculus, we are all in search of a resource that can further our ability to teach students the depth and breadth of understanding needed for success on the exam and in further math courses. Former AP® Calculus Chief Reader Steve ...https://education.ti.com/en/bulletinboard/2019/january/free-resources-for-ap-calculus
Customer Support Sales Contact
...s, Florida, Georgia, Mississippi, South Carolina Beth Smith 904.607.9030 Arizona, New Mexico, Texas ESCs 4, 10–12, 15, 18, 19 Pareesa Schulte 505.803.6963 Louisiana, Oklahoma, Texas ESCs 1–...https://education.ti.com/en/customer-support/sales-contact
Solution 11547: Purchasing Probes for the Calculator-Based Laboratory™ (CBL™/CBL 2™).
...I purchase probes for the Calculator-Based Laboratory (CBL/CBL 2)? Probes that are compatible with the CBL and CBL 2 can be purchased directly from Texas Instruments Instructional Product Dealers, including: Vernier Software & Technology Phone: 1-888-837-6437 Fax: 503-277-2440 Email: info@vernie...https://education.ti.com/en/customer-support/knowledge-base/data-collection-accessories/general-information/11547
Solution 30331: Graphing Linear Inequalities on the TI-Nspire™ CAS Handheld or Software.
...ty to be directly entered into the calculator. However, you can delete the = sign and key in styles feature of inequality to get the solution. The example below will demonstrate how to graph a simple linear inequality. Example: 3x+2y3: Algebra>1: Solve (3x+2y<=6,y). • Enter the answer in the e...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/30331
Solution 13561: Function Speed Differences in the TI-83 Plus Silver Edition and the TI-84 Plus Silver Edition.
...products Knowledge Base Knowledge Base Search Why does my new TI-84 Plus Silver Edition seem to be significantly slower than my old TI-83 Plus Silver Edition? The TI-83 Plus Silver Edition and TI-84 Plus Silver Edition are almost alike. This means that the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/13561
Solution 30811: Graphing Derivatives on TI-Nspire™ Family Products.
... How do I graph derivatives on the TI-Nspire family handhelds and TI-Nspire family software? To graph the derivative of a function, refer to the example below: Example: Graph the derivative of 3x^5. 1) Press [Home]. 2) Insert a Graphs page or press [B] for a Scratchpad Graphs page. 3) ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/30811
Solution 38856: About TI Rechargeable batteries sold through Amazon
...mazon is a genuine, TI Rechargeable Battery? The only way to be sure you are purchasing a genuine TI Rechargeable Battery is to purchase it through Texas Instruments, a TI Instructional Products Dealer, or Amazon directly. If you purchase a battery from Amazon Marketplace, you are responsible for...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/38856
Solution 26350: Recommendation for Disinfecting TI Handheld Products.
...-84 Plus family of products Knowledge Base Knowledge Base Search How can I disinfect TI handheld products? Texas Instruments is concerned about the health and safety of students using personal and school-owned calculators and recommends cleaning methods th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/26350
Solution 34391: Troubleshooting Difficulties updating TI-Nspire™ Family Handheld Units With Older Operating Systems.
... version of the OS originally on the handheld, it may be necessary to update the OS up to three times to get up to the latest version of the OS. For example, if the handheld originally had version 1.2, first update to 1.7 OS, then 3.1 OS, then 3.2 OS using the steps above. TI-Nspire CAS Family: 1...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34391
Solution 36476: Resolving a Nonreal Answer/Ans Error on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ng calculations in real mode, "ERROR: NONREAL ANSWERS" or "ERR:NONREAL ANS" is returned if the answer to a problem contains an imaginary number. For example, if your calculator is in real mode, and you try to compute for the square root of negative one, you get the following error message: To re...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/36476
Solution 39837: How to clean up "leaky" AAA or AA batteries on a TI calculator
...e. This substance is actually a base (alkaline), not an acid. How can I help prevent alkaline batteries from leaking or corroding in my calculator? Texas Instruments recommends removing batteries from a calculator that will be stored or otherwise not in use for three months or more. Additionally...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/39837
Solution 10391: Linking a TI-83 Family or TI-84 Plus Family Graphing Calculator to a TI-82 Graphing Calculator.
...(nMin) TblMin TblStart For example, if a program that contains nStart on a command line is transmitted from a TI-82 to a TI-83 family / TI-84 Plus family calculator, and then ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10391
Solution 33851: Calculating the Inverse of a Function using the TI-Nspire™ CAS Family Products.
...late the inverse of a function using the TI-Nspire family products; however, there is a work around if using the TI-Nspire CAS family products. For example: Find the inverse of f(x) = 5/x+10 follow the steps listed below. 1) [f] [(] [x] [)] [: =] [5] [/] [x] [+] [1] [0] 2) [menu] [3: Algebra] ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33851
Solution 11782: Performing Polar Complex Number Calculations in Degree Mode on Graphing Calculators.
...ns. Consequently, radian-mode identities between these functions are not generally true for degree mode when the inputs or results are non-real. For example, degree-mode scaling is applied to cos(X) + i sin(X) but not to the radian-equivalent expression eiX. Radian mode is recommended for complex...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11782