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    Seeing and Describing the Predictable Pattern: The Central Limit Theorem part of Pedagogy in Action:Library:Testing Conjectures:Examples
    This activity helps students develop a better understanding and stronger reasoning skills about the Central Limit Theorem and normal distributions. Key words: Sample, Normal Distribution, Model, Distribution, Variability, Central Limit Theorem (CLT)

    Reasoning About Center and Spread: How do Students Spend Their Time? part of Pedagogy in Action:Library:Testing Conjectures:Examples
    This activity helps students develop better understanding and stronger reasoning skills about distributions in terms of center and spread. Key words: center, spread, distribution

    Independent Samples t-Test: Chips Ahoy® vs. Supermarket Brand part of Pedagogy in Action:Library:Testing Conjectures:Examples
    In this hands-on activity, students count the number of chips in cookies in order to carry out an independent samples t-test to compare Chips Ahoy® cookies and a supermarket brand. It can involve discussion of randomness and independence of samples, comparing two parameters with null and alternative hypotheses, and the practical issues of counting chips in a cookie.

    Using Your Hair to Understand Descriptive Statistics part of Pedagogy in Action:Library:Testing Conjectures:Examples
    The purpose of this activity is to enhance students’ understanding of various descriptive measures in statistics. In particular, students will gain a visual understanding of means, medians, quartiles, and boxplots without doing any computations by completing this activity.

    A ducks story- introducing the idea of testing (statistical) hypotheses part of Pedagogy in Action:Library:Testing Conjectures:Examples
    The ideas and vocabulary of testing statistical hypotheses, from research question to conclusion, are introduced using a simple story regarding a population proportion and a small sample using the binomial table to find the p-value.

    An In-Class Experiment to Estimate Binomial Probabilities part of Pedagogy in Action:Library:Testing Conjectures:Examples
    This hands-on activity asks students to conduct a binomial experiment and calculate a confidence interval for the true probabiity. It is useful for involving students, and for having a discussion about the interpretation of confidence intervals and the role of sample size in estimation.

    Making and Testing Conjectures part of Pedagogy in Action:Library:Testing Conjectures
    Compiled by Shirley J. Alt at The University of Minnesota - Twin Cities Having students make and test conjectures is an effective way of engaging them in learning and helping them develop their reasoning ...