Comparing Populations using Sample Statistics
...ulation means. Sample Assessment The scores on an achievement test for 20 randomly selected boys and 20 randomly selected girls are collected. Which expressions provides some evidence that girls scored better than boys? a) mean boys - mean girls > 0 b) mean boys - mean girls c) mean boys - mean...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/comparing-populations-using-sample-statistics
Choosing Random Samples
Choosing Random Samples website In this lesson, students will explore different methods of generating random samples from a population of interest. 409869 Choosing Random Samples Planni...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/choosing-random-samples
Law of Large Numbers
...chance processes stabilize as the sample size gets larger and can be used to estimate probabilities. What are the students doing? Students repeat an experiment a large number of times to explore the relationship between the relative frequency and the actual probability for an outcome. What is the...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/law-of-large-numbers
Comparing Distributions
...stograms and bar graphs in comparing data from countries to others with respect to a certain characteristic What is the teacher doing? Have students explain why the a bar graph does not the cannot be used to determine the mean, MAD, median, and IQR. The Big Idea Columns Container ...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/comparing-distributions
Box Plots
... TNS Lesson Snapshot It is important to make the relationship between dot plots and their corresponding box plots explicit: i.e., 1) a summary as represented in a box plot will not show gaps and clusters and 2) very different distributions can have the same box ...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/box-plots
Sample Means
Sample Means website In this lesson, students use simulation to explore how sample means (and medians) vary from sample to sample when repeated samples are taken from the same population....https://education.ti.com/en/building-concepts/activities/statistics/sequence1/sample-means
Scatter Plots
.... a) Estimate the highest rating for any of the brands. Answer: 57 or 58 b) Would you buy the brand represented by (31, 4) or the one by (32, 34)? Explain your answer. Answer: The two brands have almost the same rating but one costs $4 and the other $34, so I would buy the cheaper one. c) If y...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/scatter-plots
Two Way Tables and Categorical Data
...sociation between categorical variables, and the associated relative frequency graphs provide visual evidence. What are the students doing? Students explore two-way tables and stacked bar graphs as tools for investigating whether or not there is an association between two categorical variables. W...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/two-way-tables
Tables and Measures of Center and Spread
Tables and Measures of Center and Spread website In this lesson students will focus on how to find measures of center and spread when data are organized in a frequency table. 409956 Tabl...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/tables-and-measures-of-center-and-spread
What is a Variable?
What is a Variable? website In this lesson students evaluate expressions, write expressions that correspond to given situations, and use expressions and formulas to solve problems. 398117...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-a-variable
Building Concepts Fraction Practice | Texas Instruments
...is a number that can be represented as point on a number line. What are the students doing? Students use an interactive number line to visualize and explore fractions as numbers. What is the teacher doing? Make sure students understand that the denominator of a unit fraction names the number of e...https://education.ti.com/en/building-concepts/activities/fractions
Adding Ratios
... DOC TNS Lesson Snapshot Students continue their investigation of ratios by exploring graphical representations of the sum of two ratios. They should recognize that the sum of two equivalent ratios results in ratio equivalen...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/adding-ratios
Equations of the Form ax+by = c
Equations of the Form ax+by = c website In this lesson students investigate linear equations of the form \(ax+by = c\). Students use coordinate grids to explore the “trade off” or “exchan...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/equations-of-the-form-ax-plus-by-equals-c
Comparing Units
...ts should understand the importance of recognizing the scale or size of the unit when working with fractions. What to look for Give students time to explore the file using different sized wholes and fractions. Encourage students to explain their reasoning for each of. their answers. Sample Assess...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/comparing-units
Creating Equivalent Fractions - Texas Instruments
Creating Equivalent Fractions Creating Equivalent Fractions Creating Equivalent Fractions - Texas Instruments website In this lesson, students explore how to create equivalent fractions by ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/creating-equivalent-fractions
What is an Equation?
What is an Equation? website In this lesson students investigate expressions and equations to develop what it means to have a solution to an equation. 398279 What is an Equation? Plannin...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-an-equation
Fraction Multiplication
Fraction Multiplication website This lesson uses interactive unit squares to explore the concept of fraction multiplication. 393723 Fraction Multiplication Planning and Resources Obj...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/fraction-multiplication
Fractions as Division
...pshot The file illustrates two different approaches to thinking about this relationship between fractions and division. Be sure students can explain both methods. What to look for As students discuss the concept of fraction as division, encourage them to explain their reasoning. Have stud...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/fractions-as-division
References by Texas Instruments - US and Canada
... Artigue, et al. (2008). New technological environment, new resources, new way of working: the e-CoLab project (Collaborative Mathematics Laboratory experiment). Lyon, France, Research Institute on Mathematical Education (IREM) & National Institute on Education Research (IREM) & University of Lyo...https://education.ti.com/en/resources/funding-and-research/research/research_bibliography
Effect size by Texas Instruments
...ows estimation of strength of an effect across studies which use different measures. It is based on the paired standard deviation of the control and experimental group, and thus can be read as a standard deviation index ranging from zero to 1 or more, with 0.2 considered to be small, 0.4 to be me...https://education.ti.com/en/resources/funding-and-research/research/research_effectsize
Learning Gains from Teaching with Graphing Calculators
...Conclusion:Teaching with graphing calculators is shown to result in student performance gains Technical University of Darmstadt, Germany A quasi-experimental study of graphing calculator use in grades 7-10 of one German state showed average performance increases were above the expected increa...https://education.ti.com/en/resources/funding-and-research/research/research_highqualityteaching
Research on TI-Navigator™ System
...g improves achievement an average of 14% more. Classroom Connectivity in Mathematics and Science In the first year of a large-scale, multi-state experimental study of the effects of TI-Navigator use in Algebra 1, the treatment group outperformed the control group in algebra performance. The ...https://education.ti.com/en/resources/funding-and-research/research/research_navigator
Making Music With Code | Assignments | Texas Instruments
...in-bottom:3em}div#dmr-hero h1{padding-top:4.5rem;color:#fff}div#dmr-hero a{color:#fff}div#dmr-hero h2{color:#fff}div#dmr-hero h3{color:#fff}#project-explores-wrapper ::before{color:#c00}a.cta-arrows.custom-center-links{text-align:center}body>div.main>div>div:nth-child(6){border-bottom:none}body>d...https://education.ti.com/en/resources/stem/projects/making-music-with-code/assignments
Making Music With Code | Borrow | Texas Instruments
...in-bottom:3em}div#dmr-hero h1{padding-top:4.5rem;color:#fff}div#dmr-hero a{color:#fff}div#dmr-hero h2{color:#fff}div#dmr-hero h3{color:#fff}#project-explores-wrapper ::before{color:#c00}a.cta-arrows.custom-center-links{text-align:center}body>div.main>div>div:nth-child(6){border-bottom:none}body>d...https://education.ti.com/en/resources/stem/projects/making-music-with-code/borrow
AP® Calculus | AB3/BC3 2018 Module | Texas Instruments
...elated to the Free Response Question. The examples included emphasize the use of technology, AP® Calculus-type questions, and some are left open for exploration and discussion. Watch Video Technology Videos TI-Nspire™ CX CAS graphing calculator This video focuses on ...https://education.ti.com/en/resources/ap-calculus/fundamental-theorem-of-calculus/sequence2/2018-ab3-bc3