Median and Interquartile Range
Median and Interquartile Range website This lesson introduces students to the median, quartiles, and interquartile range for a distribution of data. 397180 Median and Interquartile Range ...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/median-and-interquartile-range
Mean as Fair Share
Mean as Fair Share website This lesson introduces students to mean as a way to describe the center of a set of data. Often called the average, the mean can also be visualized as “leveling...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/mean-as-fair-share
Mean as Balance Point
Mean as Balance Point website In this lesson, students focus on how the mean can be described as the balance point for the distribution of a set of data. 397184 Mean as Balance Point Pla...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/mean-as-balance-point
Law of Large Numbers
...w of large numbers). They can estimate the probabilities of possible outcomes by repeating the chance process a large number of times. Vocabulary distribution variability sample space outcome frequency relative frequency In this lesson, students investigate how the relative frequenc...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/law-of-large-numbers
Box Plots
Box Plots website In this lesson, students will construct box plots from the five-number summary, helping them understand how data is represented and interpreted from a box plot. 397181 ...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/box-plots
Sample Proportions
Sample Proportions website In this lesson, students investigate the effect of sample size on variability by comparing the distribution of sample proportions with the population proportion...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/sample-proportions
Sample Means
... Objectives Students distinguish sampling variability among sample statistics from the variability within a sample. They recognize that sampling distributions of sample means are mound shaped and that as the sample size increases, the spread decreases. Vocabulary sample sample size mean samplin...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/sample-means
Scatter Plots
Scatter Plots website In this lesson, students will investigate scatter plots of paired variables. Students practice interpreting points in context and look for overall trends among the d...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/scatter-plots
Tables and Measures of Center and Spread
...f a number of students. What is the median score for the students? Answer: 85 Understanding Summary measures of center and spread for a distribution of data can be determined from data presented in frequency tables. What are the students doing? Students investigate data summarized in f...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/tables-and-measures-of-center-and-spread
Linear Inequalities in One Variable
... sides of an inequality by a negative number does not preserve order. Sample Assessment What are all the possible whole numbers that make 8-___>3 true? a. 0, 1, 2, 3, 4, 5 b. 0, 1, 2, 3, 4 c. 0, 1, 2 d. 5 Answer: b Understanding Finding the solution to an inequality in one v...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/linear-inequalities-in-one-variable
What is a Variable?
... variable might stand for a range of numbers that can be used in a mathematical expression; a variable might be used in a universal statement that is true for all numbers; or a variable might stand for a specific value such as the solution to an equation or word problem. What are the students doi...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-a-variable
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
Adding Ratios
...d to think about the steepness of the lines generated by adding two ratios. What is the teacher doing? Have students consider that in some cases, the trend indicated by the ratios for a certain outcome can be greater than another in two different groups in the same context, but when the groups ar...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
...re the file using different sized wholes and fractions. Encourage students to explain their reasoning for each of. their answers. Sample Assessment Petre had (1/3) of a 6-inch long candy bar and Sande had (1/2) of 4-inch candy bar. Who had the most candy? Answer: Petre had 2 inches of his bar bec...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/comparing-units
What is an Equation?
...tween 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 to develop what i...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-an-equation
What is an Exponent?
...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 other than multiplication. What to look for Common misconceptions include not understanding which element in the expressio...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-an-exponent
Fractions as Division
... PDF DOC TNS Lesson Snapshot The file illustrates two different approaches to thinking about this relationship between fractions and division. Be sure students can explain both methods. What...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/fractions-as-division
Building a Table of Ratios
Building a Table of Ratios website Students generate equivalent ratios in a table, where values in each row of the table are a multiple of the values in the original ratio and that the en...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/building-a-table-of-ratios
Solving Equations
Solving Equations website In this lesson students draw upon tools learned in previous work and focus on making strategic choices in solving linear equations. 439874 Solving Equations P...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/solving-equations
Building Expressions
...ts should identify equivalent expressions and explain why they are equivalent using properties of multiplication and addition. They use a variety of strategies, including rewriting an expression and properties of operations, to develop equivalent expressions. Vocabulary expression variable consta...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/building-expressions
research-program
research-program global website Research at Texas Instruments About TI's Research Program Texas Instruments uses extensive research to help improve mathematics and science education. For more than 20 ye...https://education.ti.com/en/resources/funding-and-research/research/research-program
What's a Solution to a System of Equations?
What's a Solution to a System of Equations? website In this lesson students are introduced to a system of linear equations in two variables and find solutions using balances. Then student...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-a-solution-to-a-system-of-equations
Visualizing Systems of Linear Equations
... Lesson Snapshot Students understand how mapping balanced mobiles to a system of equations provides a foundation for reasoning about strategies for solving systems of equations. What to look for Some students may reason about the numerical value for each expression in an equa...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/visualizing-systems-of-linear-equations
Moving from Proportional Relationships to Linear Equations
...g and Resources Objective Students should be able to connect the unit rate in a proportional relationship to the slope of 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 proportiona...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/proportional-relationships-to-linear-equations