Modeling Linear Relationships
...ships between two quantitative variables with linear equations and assess the fit of the model using the sum of the absolute value of the deviations. Vocabulary association linear regression rate of change residual In this lesson, students investigate patterns of association in bivar...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/modeling-linear-relationships
Comparing Populations using Sample Statistics
... same size from those populations. They recognize that measures of center and spread are important in comparing means from two different populations. Vocabulary mean median interquartile range mean absolute deviation random sample In this lesson, students compare two populations base...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/comparing-populations-using-sample-statistics
Choosing Random Samples
... Objectives Students will understand several strategies for selecting a random sample and recognize differences between a sample and a population. Vocabulary sample random sample population characteristic statistic In this lesson, students will explore different methods of generat...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/choosing-random-samples
Median and Interquartile Range
...e of the distribution. They can identify the median as a measure of center and interquartile range (IQR) as measure of spread related to the median. Vocabulary median upper quartile lower quartile interquartile range (IQR) This lesson introduces students to the median, quartiles, a...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/median-and-interquartile-range
Mean as Fair Share
... sharing the total equally, that is dividing the sum of the data values by the number of data values, which leads to the standard definition of mean. Vocabulary mean This lesson introduces students to mean as a way to describe the center of a set of data. Often called the average, th...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/mean-as-fair-share
Mean as Balance Point
... the mean as the balance point of a distribution. They find and interpret deviations from the mean as a way to measure the spread of a distribution. Vocabulary mean deviation mean absolute deviation (MAD) In this lesson, students focus on how the mean can be described as the balance...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/mean-as-balance-point
Comparing Distributions
...and disadvantages of using different graphical representations to compare distributions of the same measurement collected from different populations. Vocabulary symmetric skewed mound shaped bimodal mean median outlier interquartile range (IQR) mean absolute deviation (MAD) In this ...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/comparing-distributions
Publisher Connection | Texas Instruments
... Sem Fusce Fermentum Vulputate Adipiscing Dapibus Aenean eu leo quam. Pellentesque ornare sem lacinia quam venenatis vestibulum. Maecenas faucibus mollis interdum. Pharetra Ornare Mattis Magna Commodo American Mathematical Society American Mathematical Society Am...https://education.ti.com/en/activities/publisher-connections
Scatter Plots
...catter plot and identify possible associations among variables. Students identify and interpret clusters, gaps, and unusual points in a scatter plot. Vocabulary scatter plot association response variable In this lesson, students will investigate scatter plots of paired variables. Stu...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/scatter-plots
Tables and Measures of Center and Spread
...lanning and Resources Objectives Students identify and interpret summary measures of center and spread using data presented in frequency tables. Vocabulary frequency table mean median interquartile range mean absolute deviation In this lesson students will focus on how to find m...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/tables-and-measures-of-center-and-spread
Visualizing Quadratic Expressions
...rms, and understand that the product of two binomial expressions can be determined by multiplying each term in one sum by each term in the other sum. Vocabulary rectangle square area In this lesson students manipulate geometric figures to explore equivalent expressions that can be ex...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/visualizing-quadratic-expressions
Adding Ratios
...that is equivalent to the original ratio and that adding non-equivalent ratios results in a ratio that is different from both of the original ratios. Vocabulary proportional relationship In this lesson, students build upon their knowledge that ratios represent the relationship betwee...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/adding-ratios
Creating Equivalent Fractions - Texas Instruments
...ives Students express that a fraction (a/b) is equivalent to a fraction (n x a/ n x b). They can generate a fraction equivalent to a given fraction. Vocabulary factor common divisor In this lesson, students explore how to create equivalent fractions by multiplying the numerator and ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/creating-equivalent-fractions
Fractions and Unit Squares - Texas Instruments
...a unit square that has been partitioned into b equal regions. The fraction (a/b) is a copies of (1/b) on both a number line and in a unit square. Vocabulary tiling unit square This lesson uses a dynamic geoboard to extend the concept of fraction to unit squares, where the unit fr...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
...ss than one 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 fract...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/fraction-multiplication
Pre-Calculus & Calculus Case Studies by Texas Instruments - US and Canada
... Impact of Graphing Calculator Ownership in Two Rural High Schools Teacher/Researcher: Kathy Gillespie, Motley County ISD, TX Nancy Trapp, Lyford CISD, TX Location: Title I schools in two small rural districts with about 80% economically disadvantaged students Course: Precalculu...https://education.ti.com/en/resources/funding-and-research/research/research_casestudies_calculus
Pre-service Case Studies by Texas Instruments - US and Canada
...se Studies TI-Nspire™ CAS Learning Handheld Helps Pre-service Math Teachers in Algebra and Calculus. Teacher/Researcher: Douglas A. Lapp Location: Central Michigan University, Mount Pleasant, MI Course: Problem-based Algebra & Calculus for Secondary Teachers Grade: Teacher ...https://education.ti.com/en/resources/funding-and-research/research/research_casestudies_preservice
Building a Table of Ratios
...neralize strategies for finding equivalent ratios in a table. They understad the role of multiplication and addition in generating equivalent ratios. Vocabulary ratio equivalent ratio Students generate equivalent ratios in a table, where values in each row of the table are a multiple...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/building-a-table-of-ratios
Dividing a Fraction by a Fraction
...n (c/d). 393726 Dividing a Fraction by a Fraction Planning and Resources Objectives Students understand how to identify and interpret problems involving division of fractions, in particular that division of a by b can be thought of a’s the number of b’s contained in a. They use the relations...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/dividing-a-fraction-by-a-fraction
Solving Equations
...and interpret the solution in terms of the equation or context as well as recognize when one solution strategy might be more efficient than another Vocabulary linear equation solution identity In this lesson students draw upon tools learned in previous work and focus on making str...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/solving-equations
Building Expressions
...on and addition. They use a variety of strategies, including rewriting an expression and properties of operations, to develop equivalent expressions. Vocabulary expression variable constant associative property commutative property distributive property equivalent expressions In this...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/building-expressions
What's a Solution to a System of Equations?
...scribe 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
Moving from Proportional Relationships to Linear Equations
... its graph using similar triangles, and connect the equation for a proportional relationship, \(y = mx\), to the equation for a line, \(y = mx+b\). Vocabulary proportional relationship linear equation intercept In this lesson students use previous experience with proportional rela...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/proportional-relationships-to-linear-equations
Adding Fractions with Unlike Denominators
...tions can be added by 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 wi...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/adding-fractions-with-unlike-denominators