Outliers
...lyze data sets. 409872 Outliers Planning and Resources Objectives Students learn to identify outliers in a set of data through both visual and computational approaches. They can describe the impact of outliers on measures of center and spread. Vocabulary outlier upper quartile lower quarti...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/outliers
Median and Interquartile Range
...tudents should understand that summary measures of data identify certain key features of the distribution of the data, but do not necessarily give a complete picture of the distribution. They can identify the median as a measure of center and interquartile range (IQR) as measure of spread relat...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/median-and-interquartile-range
Scatter Plots
...red observations. What to look for Students can highlight the locations of subgroups of the population within the scatter plot to understand how they compare with regard to one or both of the variables in a scatter plot. Sample Assessment A scatter plot of paired measurement variables can often b...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/scatter-plots
Two Way Tables and Categorical Data
... stacked bar graphs can reveal potential associations among categorical variables. What to look for Relative frequency is particularly important when comparing groups of different sample size. Sample Assessment The table below describes risk factors for obesity associated with age. a) What do th...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/two-way-tables
Expressions & Equations
Expressions & Equations website This lesson allows students to investigate exponents and learn how to use exponents as a compact way to write expressions involving whole number multipli...https://education.ti.com/en/building-concepts/activities/expressions
What is a Variable?
...es Students should understand that a variable can take on any one of a range of values. They recognize an algebraic expression as one involving some combination of variables, numbers and mathematical operations. Vocabulary expression variable constant In this lesson students evaluat...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-a-variable
Adding Ratios
...ge that ratios represent the relationship 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 r...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/adding-ratios
Equations of the Form ax+by = c
... identify unique solutions to a linear equation of the form \(ax+by = c\) Vocabulary linear equation variables constraint solution intercepts linear combinations In this lesson students investigate linear equations of the form \(ax+by = c\). Students use coordinate grids to explor...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/equations-of-the-form-ax-plus-by-equals-c
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 ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/creating-equivalent-fractions
Fractions and Unit Squares - Texas Instruments
... adjusted slightly depending on the background of the students. The language of tiling is one possible instance—a region is tiled by a shape if it is completely covered by the shape with no gaps or overlaps. Sample Assessment Identify three fractions equivalent to (4/12). Answer: (1/3), (2/6),...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/fractions-and-unit-squares
What is an Exponent?
What is an Exponent? website This lesson allows students to investigate exponents and learn how to use exponents as a compact way to write expressions involving whole number multiplicatio...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-an-exponent
Fraction Multiplication
... creates a product less than the number; multiplying any number by a fraction greater than one produces a product greater than the number. Vocabulary commutative property of multiplication reciprocal This lesson uses interactive unit squares to explore the concept of fraction multipl...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/fraction-multiplication
Extending Exponents
Extending Exponents website In this lesson students investigate how patterns in the computations for \(a^n, (ab)^n, (a^m)^n\) that held for positive integer exponents extend naturally to ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/extending-exponents
Building a Table of Ratios
... recognize that the rows (or columns) of a ratio table are some (positive rational) multiple of each other. This will be important when they begin to compare ratios. What to look for Have students explain their strategies for solving problems involving equivalent ratios. Sample Assessment If Sara...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/building-a-table-of-ratios
Solving Equations
...2=2x-3\) d. \(3x-4= 2x+7\) Answer: d. \(3x-4=2x+7\) Understanding Solving linear equations with rational number coefficients can combine a variety of methods. What are the students doing? Students solve equations by a variety of solution strategies and compare solution ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/solving-equations
Building Expressions
Building Expressions website In this lesson students focus on comparing expressions and establish a foundation for the definition of equivalent expressions. 398280 Building Expressions P...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/building-expressions
Texas Instruments Guidelines for Research
...copyright ownership or funding source. TI practices transparency in reporting research. All final research reports funded by TI, regardless of outcome, are made public. Researchers are encouraged to submit their work to peer-reviewed journals and research conferences. All research com...https://education.ti.com/en/resources/funding-and-research/research/research-ethics
What's a Solution to a System of Equations?
...le to describe the solution in terms of the graphs of the two equations, and identify characteristics of equations that will lead to each possible outcome. Vocabulary system of linear equations in two variables intersection slope parallel lines solution to a system of two linear equations ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-a-solution-to-a-system-of-equations
Adding Fractions with Unlike Denominators
... creating equivalent fractions that have the same denominator, then use the process for adding fractions with like denominators. Vocabulary congruent common factor This lesson uses unit squares to help students investigate addition and subtraction of fractions with unlike denominator...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/adding-fractions-with-unlike-denominators
Units Other Than a Unit Square
...ctions using area models. 393727 Units Other Than a Unit Square Planning and Resources Objectives Students understand that fractions can only be compared if they refer to the same whole. They also recognize that fractions can only be added or subtracted if they refer to the same whole. Vocab...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/units-other-than-a-unit-square
Multiplying Fractions by a Whole Number
...ole Number Planning and Resources Objectives Students understand that the product of a whole number n and a fraction (a/b) is (na/b). Vocabulary commutative property of multiplication This lesson can be used to develop multiplication of a fraction by a whole number. 393722 Multi...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/multiplying-fractions-by-a-whole-number
Solving Systems of Equations Algebraically
...tickets and total number of child tickets that she buys? Answer: 10 adult tickets and 4 child tickets. Understanding Develop linear combinations of two quantities and investigate what happens when a constraint is imposed on the linear combination \(ax+by\) for a given \(a\) and ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/solving-systems-of-equations-algebraically
Adding and Subtracting Fractions with Like Denominators
...n on number lines they have drawn. Then have them model the subtraction on the interactive number lines. Sample Assessment In how many ways can you decompose (5/4) into the sum of two fractions with a denominator of 4? Answer: (1/4)+(4/4); (2/4)+(3/4); (0/4)+(5/4). Understanding Sub...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/adding-and-subtracting-fractions-with-like-denominators
Building Expressions in Two Variables
...sson students gain more practice creating equivalent expressions using the properties of multiplication and addition. Students are able to build more complex expressions for the purpose of demonstrating expressions of the second and third degree. 439865 Building Expressions in Two Variables P...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/building-expressions-in-two-variables
Dividing a Fraction by a Whole Number
Dividing a Fraction by a Whole Number website This lesson uses a unit square to explore division of fractions by whole numbers. 393724 Dividing a Fraction by a Whole Number Planning and ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/dividing-a-fraction-by-a-whole-number