Visualizing Equations Using Mobiles
... PDF DOC TNS Lesson Snapshot Students understand how mapping a balanced mobile to an equation provides a foundation for reasoning about strategies for solving equations. What to look for Some stud...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/visualizing-equations-using-mobiles
Probability and Simulation
Probability and Simulation website In this lesson, students use a simulation to collect data and estimate probabilities for a real situation, in which the theoretical probabilities are no...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/probability-and-simulation
Outliers
...liers have no impact on the median and interquartile range. Sample Assessment To find an outlier you need to know? I. The median II. The minimum and maximum III. The quartiles a. All of the above b. I and III c. II and III d. I and II Answer: C Understanding Outliers are extreme dat...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/outliers
Modeling Linear Relationships
...ts assess the fit of their model using the sum of the absolute values of the errors between observed and predicted values. What is the teacher doing? Make sure students understand the "error" as the difference between the observed value for a given input and the value predicted by the line. The B...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/modeling-linear-relationships
Introduction to Histograms
... are used to represent and analyze data. 409871 Introduction to Histograms Planning and Resources Objectives Students understand how to approximate and interpret summary measures for data represented in a histogram. Vocabulary histogram dot plot uniform bimodal mound-shaped symmetric skewe...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/introduction-to-histograms
Intro to Data
...mpare data, be sure they use the appropriate vocabulary to describe the distributions. Sample Assessment The times it took participants to complete a marathon are shown in the graph below. What is the range of the times? a. 1 to 17 hours b. 16 hours c. 17 hours d. 1 to 2 hours Answer: b) 16 hou...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/introduction-to-data
Comparing Populations using Sample Statistics
...samples of the same size from each population. 416971 Comparing Populations using Sample Statistics Planning and Resources Objectives Students make conjectures about the difference between two populations based on samples of the same size from those populations. They recognize that measure...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/comparing-populations-using-sample-statistics
Choosing Random Samples
... TNS Lesson Snapshot Numbers used in describing a characteristic of the population (typically measures of center, spread, maximum and minimum) can be estimated by calculating the corresponding statistic using the data in the sample. What to look for To understand how a...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/choosing-random-samples
Median and Interquartile Range
...e range for a distribution of data. 397180 Median and Interquartile Range Planning and Resources Objectives Students 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 distribu...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/median-and-interquartile-range
Mean as Fair Share
... representing the data on a number line. What to look for The mean is often called the average. Students should recognize the mean as a convenient summary statistic that is used extensively in the world around them. Sample Assessment What is the mean of the numbers: 4, 8, 3, 2, 5, 8, 12? a. 4 b...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/mean-as-fair-share
Comparing Distributions
... from different populations. Vocabulary symmetric skewed mound shaped bimodal mean median outlier interquartile range (IQR) mean absolute deviation (MAD) In this lesson, students extend their previous work on describing a single data distribution to comparing several distributions c...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/comparing-distributions
Sample Proportions
...ions, be sure the sample size is the same unless the file has been set to proportions rather than counts. Sample Assessment Would you rather go to a small hospital where a sample of 10 operations showed that 8 of them were successful or to a large hospital where on average 75% of the operations a...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/sample-proportions
Sample Means
... PDF DOC TNS Lesson Snapshot The mean and MAD of a large random sample drawn from a population can give some indication of the population mean. What to look for In order to have a predictab...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/sample-means
Scatter Plots
... Sample Assessment A scatter plot of paired measurement variables can often be described in terms of clusters, gaps, and unusual data points. 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 ...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/scatter-plots
Two Way Tables and Categorical Data
...here is an association between categorical data using two-way tables and stacked bar graphs. They also determine conditional probabilities given information in a two-way table. Vocabulary two-way table categorical data relative frequency conditional probability In this lesson, studen...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/two-way-tables
Transforming Data
Transforming Data website In this lesson, students investigate what happens to the summary measures for the distribution of a set of data when a constant is added to each data element or ...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/transforming-data
Tables and Measures of Center and Spread
...zed in a frequency table. 409956 Tables and Measures of Center and Spread Planning 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 absolu...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/tables-and-measures-of-center-and-spread
Visualizing Quadratic Expressions
Visualizing Quadratic Expressions website In this lesson students manipulate geometric figures to explore equivalent expressions that can be expressed in the form \(x^2 + bx + c\) where \...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/visualizing-quadratic-expressions
Equations of the Form ax+by = c
...of the form \(ax+by = c\). Students use coordinate grids to explore the “trade off” or “exchange” between the values of the two variables in order to maintain the constraint imposed by the constant c. 442898 Equations of the Form \(ax+by = c\) Planning and Resources Objectives Students sh...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/equations-of-the-form-ax-plus-by-equals-c
Comparing Units
...93728 Comparing Units Planning and Resources Objectives Students understand that fractions do not necessarily come from the same whole, which can make a difference in what two fractions represent in terms of length or area. Vocabulary scalar multiple This lesson helps students to u...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?
... to distinguish between an expression and an equation. They recognize that solutions to an equation are the replacement values for the variable that make the equation true. Vocabulary expression equation variable solution In this lesson students investigate expressions and equations...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-an-equation
What is an Exponent?
... TNS Lesson Snapshot This lesson focuses on how the definition can be used in a variety of situations to make sense of the computations: ab, (a*c)b, abc and in particular, allows students to investigate whether exponents “distribute” over operations ot...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-an-exponent
Pre-Calculus & Calculus Case Studies by Texas Instruments - US and Canada
...o 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: Precalculus Grade: 11 and 12 Student Profile: 1 of each teacher’...https://education.ti.com/en/resources/funding-and-research/research/research_casestudies_calculus
References by Texas Instruments - US and Canada
References References References by Texas Instruments - US and Canada global website To download TI-supported research on math and science education, visit the global TI Research Library. AEL, T. I. f. t...https://education.ti.com/en/resources/funding-and-research/research/research_bibliography