Connecting Ratios to Equations
... triangles from the graph of a collection of equivalent ratios, thus leading to the notion of a proportional relationship. They use parallel grids to compare the tables, graphs, and equations for different unit rates. 393707 Connecting Ratios to Equations Planning and Resources Objectives St...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/connecting-ratios-to-equations
Proportional Relationships
...and use unit rate - or constant of proportionality - in the equation to generate ordered pairs along the line. What is the teacher doing? As students compare graphs, remind them to think about the role of the independent and dependent variable for a given context. The Big Idea Columns Co...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/proportional-relationships
Ratio Tables
...o tables to solve problems. They recognize that the sum of equivalent ratios is another equivalent ratio. Vocabulary distributive property Downloads ZIP PDF DOC TNS Lesson ...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/ratio-tables
Intro to Rates
... DOC TNS Lesson Snapshot Students develop the concept of a unit rate and how to use it to compare amounts in given different ratios. What to look for As students explore unit rates, remind them that to find equivalent ratios, they must m...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/introduction-to-rates
Ratios and Fractions
...es Students should understand and be able to identify the value associated with a ratio a:b as the fraction ab. Vocabulary rate unit rate Downloads ZIP PDF DOC TNS Lesson S...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/ratios-and-fractions
Analyzing Distributions
...Planning and Resources Objectives Students recognize the advantages and disadvantages of different graphical representations and can use each to compare measures of center and spread for a given distribution. Vocabulary histogram dot plot box plot bar graph symmetric skewed mound shaped bimo...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/analyzing-distributions
Ratios and Rational Numbers
...rates for ratios given as rational numbers. They are able to compare the graphs of different equivalent ratios. Vocabulary rational number Downloads ZIP PDF DOC TNS Lesson ...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/ratios-and-rational-numbers
Solving Proportions
...s. The importance of units in helping set up a problem and in thinking about the solution is stressed in several places. What is the teacher doing? A common error in setting up proportions is placing numbers in incorrect locations. For this reason students should pay particular attention to the u...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/solving-proportions
What is Probability
...nd how to represent the theoretical probability for an event and can interpret the long-run relative frequency of an event. Vocabulary probability outcome sample space probability model In this lesson, students use simulations to explore the relationship between the theoretical proba...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/what-is-probability
83 statistics
83 statistics global website The 59 topics cover how to use the calculator in introductory statistics so students can concentrate on important ideas and concepts rather than mechanical computations. Auth...https://education.ti.com/en/activities/exploration-series/83-statistics
Probability Diagrams and Tables
...same time. 408114 Probability Diagrams and Tables Planning and Resources Objectives Students distinguish between an experiment in which the outcomes are equally likely and one in which the outcomes are not equally likely. They organize a list of all possible outcomes and find the probabili...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/probability-diagrams-and-tables
Probability and Simulation
... not obvious. 406774 Probability and Simulation Planning and Resources Objectives Students choose an appropriate model to simulate a chance outcome. They recognize the difference between the underlying structures of chance events that have a specified number of repetitions versus chance ev...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/probability-and-simulation
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
Introduction to Histograms
... Histograms are particularly useful for very large data sets where a dot plot would be difficult to manage. What are the students doing? Students compare different bin widths for the same data and explore the effect of adding data points to a histogram. What is the teacher doing? Help student...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/introduction-to-histograms
Intro to Data
...esentations of data (skewed, symmetric, uniform, mound shaped). Vocabulary distribution symmetric mound shaped uniform skewed range outlier Downloads ZIP PDF DOC TNS Lesson...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/introduction-to-data
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
Law of Large Numbers
...peating the chance process a large number of times. Vocabulary distribution variability sample space outcome frequency relative frequency Downloads ZIP PDF DOC TNS Lesson S...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/law-of-large-numbers
Sample Proportions
...that the sampling variability among samples is related to size of the samples; as the sample size increases, the variability decreases. Vocabulary random sample sampling variability sampling distributions of a statistic (the proportion) simulated sampling distributions In this lesson...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/sample-proportions
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
Transforming Data
...t or when each element is multiplied by a non-zero constant. 409873 Transforming Data Planning and Resources Objectives Students recognize how common data transformations affect measures of center and spread. Vocabulary transformation distribution mean median interquartile range (IQR) mea...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/transforming-data
Expressions & Equations
...They create equivalent numerical multiplication expressions using whole number exponents. Vocabulary exponent base factor power square cube Downloads ZIP PDF DOC TNS Colum...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