Sample Proportions
...tudents investigate the effect of sample size on variability by comparing the distribution of sample proportions with the population proportion. 406776 Sample Proportions Planning and Resources Objectives Students understand sampling variability as the variation from sample to sample in t...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/sample-proportions
Sample Means
...nts use simulation to explore how sample means (and medians) vary from sample to sample when repeated samples are taken from the same population. 416973 Sample Means Planning and Resources Objectives Students distinguish sampling variability among sample statistics from the variability with...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/sample-means
Scatter Plots
...s will investigate scatter plots of paired variables. Students practice interpreting points in context and look for overall trends among the data. 406777 Scatter Plots Planning and Resources Objectives Students interpret points represented in a scatter plot in terms of the context of the va...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/scatter-plots
Two Way Tables and Categorical Data
Two Way Tables and Categorical Data website In this lesson, students will use two-way tables to investigate associations between two categorical variables. 416975 Two Way Tables and Categ...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/two-way-tables
Expressions & Equations
...lesson students evaluate expressions, write expressions that correspond to given situations, and use expressions and formulas to solve problems. 398117 What is a Variable? Planning and Resources Objectives Students should understand that a variable can take on any one of a range of values. ...https://education.ti.com/en/building-concepts/activities/expressions
Visualizing Quadratic Expressions
...metric figures to explore equivalent expressions that can be expressed in the form \(x^2 + bx + c\) where \(b\) and \(c\) are positive integers. 419517 Visualizing Quadratic Expressions Planning and Resources Objectives Students should be able to connect the distributive law to an area model,...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/visualizing-quadratic-expressions
Research
Research global website Funding and research Research shows how TI educational technology and programs are an essential component of greater student achievement. Learning Gains from Teachi...https://education.ti.com/en/resources/funding-and-research/research
Building Concepts Fraction Practice | Texas Instruments
... This lesson helps students understand and visualize a fraction as a number that can be represented as a point on a number line. 393713 What is a Fraction? Planning and Resources Objectives Students should understand that a fraction can be represented as a point on a number...https://education.ti.com/en/building-concepts/activities/fractions
Adding Ratios
...tionship between two (or more) related quantities; and that, since the values in a ratio are quantities, they can be combined to form a new ratio. 393710 Adding Ratios Planning and Resources Objectives Students should recognize that adding equivalent ratios results in a ratio that is equival...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/adding-ratios
Comparing Units
...ifferent sized wholes and fractions. Encourage students to explain their reasoning for each of. their answers. Sample Assessment Petre had (1/3) of a 6-inch long candy bar and Sande had (1/2) of 4-inch candy bar. Who had the most candy? Answer: Petre had 2 inches of his bar because (1/3) of 6 is ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/comparing-units
Creating Equivalent Fractions - Texas Instruments
...In this lesson, students explore how to create equivalent fractions by multiplying the numerator and denominator of a fraction by a common factor. 393716 Creating Equivalent Fractions Planning and Resources Objectives Students express that a fraction (a/b) is equivalent to a fraction (n x a/...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/creating-equivalent-fractions
Fractions and Unit Squares - Texas Instruments
...ses a dynamic geoboard to extend the concept of fraction to unit squares, where the unit fraction (1/b) is a portion of the area of a unit square. 393715 Fractions and Unit Squares Planning and Resources Objectives Students understand that a fraction (1/b) is one part of a unit square that h...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/fractions-and-unit-squares
What is an Equation?
..., and mathematical symbols such as parentheses. Sample Assessment If k can be replaced by any number, how many different solutions can the equation k+6=0 have? Answer: One Understanding In an equation, a constraint is imposed such that the values of the variables involved in the express...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-an-equation
Fractions as Division
Fractions as Division website This lesson connects the concept of obtaining fractions through division; the whole number a divided by the whole number b. 393721 Fractions as Division Pla...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/fractions-as-division
Pre-service Case Studies by Texas Instruments - US and Canada
...Mount Pleasant, MI Course: Problem-based Algebra & Calculus for Secondary Teachers Grade: Teacher education Student Profile: 10 Fall Semester, 17 Spring Semster, undergraduates Technology: TI-Nspire CAS learning technology Download the study (PDF) Pre-Service Teachers' At...https://education.ti.com/en/resources/funding-and-research/research/research_casestudies_preservice
Research on TI-Navigator™ System
...ng students. University of Texas - AustinThe Gear Up III Creating a Vision project is a mathematics education intervention program implemented in 7 small school districts in the rural area surrounding the Laredo, Texas area with primarily Hispanic students. The 2008-2009 academic year was the...https://education.ti.com/en/resources/funding-and-research/research/research_navigator
Python coding: Do While Loops | Texas Instruments
... the output shown in the following screenshot: How might we edit the code for this program so that the output is: 3 4 5 6 … or … 2 5 8 11 … or … 9 7 5 3 1 Take a few minutes and play around with sample code that would yield those outputs. Side note: If you get caught in an infinite loop, don’...https://education.ti.com/en/resources/computer-science-foundations/do-while-loops
Ratios & Proportions
...mind them that to find equivalent ratios, they must multiply or divide both terms of the ratio by the same positive number. Sample Assessment It took 7 hours to mow 4 lawns, each with about the same area. a. What is the rate at which lawns were being mowed? Answer: (7/4) hours to mow one lawn or...https://education.ti.com/en/building-concepts/activities/ratios
Dividing a Fraction by a Fraction
Dividing a Fraction by a Fraction website This lesson can be used to develop an understanding of dividing a fraction (a/b) by the fraction (c/d). 393726 Dividing a Fraction by a Fraction ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/dividing-a-fraction-by-a-fraction
Texas Instruments Guidelines for Research
...sions of the study. Authorship and final editorial control of research reports is by the researcher, not TI, regardless of copyright ownership or funding source. TI practices transparency in reporting research. All final research reports funded by TI, regardless of outcome, are made publi...https://education.ti.com/en/resources/funding-and-research/research/research-ethics
Adding Fractions with Unlike Denominators
Adding Fractions with Unlike Denominators website This lesson uses unit squares to help students investigate addition and subtraction of fractions with unlike denominators. 393720 Adding ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/adding-fractions-with-unlike-denominators
Multiplying Fractions by a Whole Number
... Lesson Snapshot Have students explain how the visualization on the top number line is related to the value of the product; 6 x (1/5) can be seen as "6 copies of the unit fraction (1/5)" What to look for Have students work together using the interactive number line to fi...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/multiplying-fractions-by-a-whole-number
Equations and Operations
...ution to a new equation formed by adding, subtracting, multiplying, or dividing one or both sides of the original equation by a numerical value. 398116 Equations and Operations Planning and Resources Objectives Students should be able to identify solution-preserving mathematical moves relate...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/equations-and-operations
Using Structure to Solve Equations
...nt The solution to the equation -3x - 29 = -5 will also be the a solution to which of the following equations? a. 3x = -24 b. 3x = -24 d. 3x - 30 = -6 c. 3x - 30 = -6 Answer: a. 2x = -24 and d. -3x - 30 = -6 Understanding Visualizing the arithmetic structure of expressions in an equ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/using-structure-to-solve-equations
What is a Fraction? - Texas Instruments
... This lesson helps students understand and visualize a fraction as a number that can be represented as a point on a number line. 393713 What is a Fraction? Planning and Resources Objectives Students should understand that a fraction can be represented as a point on a number...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/what-is-a-fraction