Solution 11778: Different Logistic Regression Models Available On Current Texas Instruments Graphing Calculators.
...3 Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search Why is the logistic regression computed on the TI-83 family, TI-84 Plus family, TI-Nspire family, and TI-Nspire handheld in TI-84 Plus mode different from the one computed on the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11778
Solution 24651: Graphing a Categorical List Using the TI-Nspire™ Family Handheld and Computer Software.
... Home | TI-Nspire™ family of products Knowledge Base Knowledge Base Search How can I graph a categorical list instead of a numerical list using the TI-Nspire family handheld and computer software To graph a categorical list, follow the example below to gr...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/24651
Solution 11693: Algorithm for Solving Trigonometric Functions (Sine, Cosine and Tangent) on Texas Instruments' Graphing Calculators.
...Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search How does TI graphing calculators compute values for sine, cosine and tangent? Texas Instruments uses the CORDIC algorithm method to compute trigonometric and other transcendenta...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11693
Outbreak!
Use the DATA GRAPHS WIZARD to learn about how disease is spread. Brainstorm ways in which people can help stop an outbreak of disease.https://education.ti.com/en/activity/detail/outbreak_1
Outbreak!
In this activity, students simulate the spread of a virus. They produce a graph representing the spread and analyze the rates of change over time. Students compare how viral and bacterial infections spread in a population.https://education.ti.com/en/activity/detail/outbreak
Molar Gas Lab
Students use stoichiometry to determine the mass of oxygen gas in a bottle. They may also check their answer against the amount of potassium chloride produced during the reaction.https://education.ti.com/en/activity/detail/molar-gas-lab
The River of Life
In this activity, students compare human body mass with blood volume. They graph the data and build a regression model. They estimate their own blood volume and also predict volumes of blood for other animals.https://education.ti.com/en/activity/detail/the-river-of-life_1
Something's Fishy
In this activity, students examine the size, mass, and growth rates for three species of fish. They interpolate and extrapolate from best-fit models. Students compare the growth rates of endothermic and exothermic animals.https://education.ti.com/en/activity/detail/somethings-fishy
Half-Life Lab
This activity explains how students use a CBL2 and TI-83 or TI-84 calculator to collect and calculate the half-life of a barium isotope. Students will use an isogenerator to milk out a meta stable isotope of Barium with a short half-life. Using a radiation monitor linked to a CBL2, students run...https://education.ti.com/en/activity/detail/halflife-lab
Call it ...Dominant or Recessive
In this activity, students simulate a Punnett square of a cross between two heterozygous individuals and produce a histogram. They compare actual and expected results of genetic crosses.https://education.ti.com/en/activity/detail/call-it----dominant-or-recessive
Growing Babies
In this activity, students observe and graph data about human fetal growth rates. Students build a regression model based on the data and compare values with those of other mammals. They also compare the data to non-mammal species.https://education.ti.com/en/activity/detail/growing-babies
How Fast Are You?
Use the Data/Graphs Wizard tool in the SciTools App to compare the averages of four sets of data.https://education.ti.com/en/activity/detail/how-fast-are-you
CellSheet™ App - Chemistry & Biology Examples
Students use the CellSheet App to enter data and text in cells, create cell formulas and use built-in functions. Students explore the utility of this App in science classes, such as Chemistry and Biology. They calculate the molarity of a solution and compare the gestation periods for different ma...https://education.ti.com/en/activity/detail/cellsheet-app--chemistry--biology-examples
Crime Scene Investigation - Stride Pattern Analysis with CBR 2
By using the Calculator-Based Ranger (CBR2™), students can plot the distance-time graph of a walking or running person. Students find correlation between the stride distance, velocity, and the height of a person, walking or running at a steady pace and compare that to the stride pattern left at t...https://education.ti.com/en/activity/detail/crime-scene-investigation--stride-pattern-analysis-with-cbr-2
Making Cents of Density
In this activity, students will measure the mass and volume of several collections of a coin type and enter the data into their handhelds and explore for patterns. Students will also make a plot of mass vs. volume and create a mathematical model that demonstrates the relationship between mass and...https://education.ti.com/en/activity/detail/making-cents-of-density
Power Engineering
Shows how to handle phasor algebra, complex power, power factor corrections, and unbalanced three-phase calculations using the TI-89.https://education.ti.com/en/activity/detail/power-engineering
Steady-State Circuit Analysis and Filter Design
Shows how the TI-89 implements phasors to perform sinusoidal steady-state analysis. the focus in on how to enter and display complex numbers. This chapter also shows a typical steady-state application - how to use the Numeric Solver to find the required order of lowpass Butterworth and Chebyshe...https://education.ti.com/en/activity/detail/steadystate-circuit-analysis-and-filter-design
Two Hot, Two Cold
In this activity, students collect both Celsius and Fahrenheit temperature data for several water samples of varying temperatures. They use the data to find a conversion equation that will calculate the Fahrenheit temperature for any given Celsius temperature.https://education.ti.com/en/activity/detail/two-hot-two-cold
Predictable Patterns with Addition
Students learn to compare numbers. They generate patterns using repeated addends and different starting points.https://education.ti.com/en/activity/detail/predictable-patterns-with-addition
Related Procedures
Students will use the two constant operations to compare the results of different mathematical procedures and determine how they are related.https://education.ti.com/en/activity/detail/related-procedures
Number Cube Sums
Students explore experimental probability and patterns in fractions, decimals, and percents by rolling two number cubes and recording and analyzing the sums that come up.https://education.ti.com/en/activity/detail/number-cube-sums
Overdue Fines
Students learn to solve a real-world problem comparing overdue fines at different libraries.https://education.ti.com/en/activity/detail/overdue-fines
The Mysterious Constant
Students investigate a pattern using the constant function on the calculator, record the ordered pairs in a table, describe the pattern, and predict what will come next.https://education.ti.com/en/activity/detail/the-mysterious-constant
Forensics Case 10 - Dropped at the Scene: Blood spatter analysis
In this activity, students graph data to find quantitative relationships and create a standard reference curve for comparison with unknown data. They analyze blood spatters and examine r2 values for linear, natural logarithm, quadratic, and power curve fit. They find the curve that best fits the ...https://education.ti.com/en/activity/detail/forensics-case-10brdropped-at-the-scene-blood-spatter-analysis
Forensics Case 4 - Flipping Coins: Density as a characteristic property
In this activity, students identify counterfeit coins based on the characteristic property of density. They model data using a linear equation, interpret the slope and intercept values from a linear model, and identify a characteristic property of a substance.https://education.ti.com/en/activity/detail/forensics-case-4brflipping-coins-density-as-a-characteristic-property