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 34422: Calculating Inverse Sine (Arcsine), Cosine (Arccosine), and Tangent (Arctangent) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...-Nspire handheld in TI-84 Plus mode, follow the steps below. NOTE: For these examples, the handheld's angle mode setting will need to be changed to DEGREE mode. • Press the [MODE] key. • Scroll down to "RADIAN", scroll right to highight "DEGREE" and press [ENTER]. • Press [CLEAR] to return to the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34422
Solution 11691: Adjusting the Contrast on a TI Graphing Calculator.
...g calculator). To adjust the contrast on a TI-89, TI-89 Titanium, TI-92, TI-92 Plus or Voyage 200™: 1) Press and release [ON]. 2) Press and hold the green diamond key. 3) Press and hold the minus key (to lighten) or plus key (to darken). To adjust the contrast on a TI-Nspire or TI-Nspire CAS: 1...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11691
Solution 40479: Change the Email Associated with a Single User Account Based License.
...ick [Edit] under "Login" 3) Next click the [Red Pencil Icon] and the new email address then click [Set as Login] Please Note: If the above option is greyed because you used [Sign In With Microsoft] or [Sign In With Google]. Please follow the alternative steps below:1) Visit the URL below to rese...https://education.ti.com/en/customer-support/knowledge-base/sofware-apps/computer-software-installation-activation/40479
Why Divide by n-1?
Students will investigate calculating a sample variance using both n and n-1 as the divisor for samples drawn with and without replacement.https://education.ti.com/en/activity/detail/why-divide-by-n1
Modeling CO2 Levels
This activity uses data on monthly carbon dioxide (CO2) levels collected from the Mauna Loa Observatory in Hawaii. It provides an opportunity to engage students with data that is relevant to contemporary discussions of climate change.https://education.ti.com/en/activity/detail/modeling-co2-levels
Big Data Sets - CO2 Levels
Students can explore the data of the monthly mean amounts of carbon dioxide in the atmosphere measured in parts per million at Mauna Loa Observatory, Hawaii from 1958 to 2022.https://education.ti.com/en/activity/detail/exploring-data-@-co2-levels
Sales Contact
... Alabama, Arkansas, 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, Okl...https://education.ti.com/en/purchase/sales-contact
Zooming In On Local Linearity
In this activity, students will explore the behavior of various functions by zooming in on their graphs. They will investigate the concept of local linearity.https://education.ti.com/en/activity/detail/zooming-in-on-local-linearity
Modeling CO2 Levels
This TI-84 Family activity uses data on monthly carbon dioxide (CO2) levels collected from the Mauna Loa Observatory in Hawaii. It provides an opportunity to engage students with data that is relevant to contemporary discussions of climate change.https://education.ti.com/en/activity/detail/modeling-co2-levels_84
Regressions of Olympic Proportions
Students use the Manual-Fit and Linear Regression commands to find lines of best fit to model Olympic data.https://education.ti.com/en/activity/detail/regressions-of-olympic-proportions