Intro to Data
Intro to Data website The lesson helps students develop a sense of the distribution of data, the number of times each possible outcome occurs. 397179 Intro to Data Planning and Resources...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/introduction-to-data
Comparing Populations using Sample Statistics
...d little overlap provide some evidence of a real difference between the two population means. What to look for Investigating the distribution of the numerical difference between sample means can provide indication of a real difference between population means. Sample Assessment The scores on an a...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/comparing-populations-using-sample-statistics
Choosing Random Samples
... ZIP PDF DOC TNS Lesson Snapshot Numbers used in describing a characteristic of the population (typically measures of center, spread, maximum and minimum) can be estimated by calcul...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/choosing-random-samples
Median and Interquartile Range
...ile 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 distri...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/median-and-interquartile-range
Mean as Fair Share
...anning and Resources Objectives Students interpret “fair share” as totaling all of the data and 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 introd...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/mean-as-fair-share
Mean as Balance Point
... DOC TNS Lesson Snapshot The mean is the balance point of a distribution; the sum of the absolute deviations for values below the mean is equal to the sum of the absolute deviations for values above the mean. What to look for ...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/mean-as-balance-point
Comparing Distributions
...y some information that can be used to compare distributions, but that they are limited as data analysis tools. Sample Assessment The plot shows the number of points earned in a contest by men and women. Number of points earned: What is the least number of points earned in the contest by either ...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/comparing-distributions
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
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
Two Way Tables and Categorical Data
...mparing groups of different sample size. Sample Assessment The table below describes risk factors for obesity associated with age. a) What do these number represent? Are they frequencies or relative frequencies or neither? Answer: These numbers represent relative frequencies, but they are prese...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
...nized 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 abso...https://education.ti.com/en/building-concepts/activities/statistics/sequence1/tables-and-measures-of-center-and-spread
Expressions & Equations
Expressions & Equations website This lesson allows students to investigate exponents and learn how to use exponents as a compact way to write expressions involving whole number multipli...https://education.ti.com/en/building-concepts/activities/expressions
Linear Inequalities in One Variable
...the solution set for an inequality. What to look for Students will encounter the fact that multiplying both 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, ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/linear-inequalities-in-one-variable
What is a Variable?
...nd 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 evaluate expressions, write expres...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-a-variable
Visualizing Quadratic Expressions
...e quadratic expressions in many forms, 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 equ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/visualizing-quadratic-expressions
Research
...I-Nspire™ Technology The research basis of new learning technology that supports multiple representations of concepts and the creation of work in documents. Learn more Research on TI-Navigator™ The research foundation for the classroom learning system based on the integration of proven instru...https://education.ti.com/en/resources/funding-and-research/research
Adding Ratios
... 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 equivalent to the original; and that the coordinates...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
...ng? Students will compare fractions from different-sized wholes. What is the teacher doing? Be sure students understand how the interaction with the number lines supports the mathematics. Discuss scale with students. The Big Idea Two Columns Container Column 1 Column 2...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/comparing-units
What is an Equation?
...egin their work with algebraic equations, they should learn to think and reason about the nature of the solutions: what values would make sense both numerically and in a given context; and how different equations representing the same situation can be related to each other. What to look for Stude...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-an-equation
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
...n. 393723 Fraction Multiplication Planning and Resources Objectives Students understand that the product of two fractions is the product of the numerator and the product of the denominator; in general, (a/b)x(c/d) = (ac/bd). They understand that multiplying any number by a fraction less than...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/fraction-multiplication
Learning Gains from Teaching with Graphing Calculators
... Conclusion:Use of graphing calculators in grades 6-8 to teach Algebra and for testing is proven effective. Use of graphing calculators for teaching Number and Operations is a promising practice for grades 3-5, and an emerging practice for grades 9-12. Use of graphing calculators is a promising p...https://education.ti.com/en/resources/funding-and-research/research/research_highqualityteaching