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Assumptions 14
Interpretation of Confidence Levels 65
Sample Size Determination 13
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  • Cartoon: The Beta Distribution

    A cartoon to teach about the Beta distribution. Cartoon by John Landers (www.landers.co.uk) based on an idea from Dennis Pearl (The Ohio State University). The idea for a cartoon series on distributions came from Pat McCann (Franklin Universiity). Free to use in the classroom and on course web sites.

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  • Cartoon: Butter Usage Results

    A cartoon to teach about the Margin of error in sample surveys. Cartoon by John Landers (www.landers.co.uk) based on an idea from Dennis Pearl (The Ohio State University). Free to use in the classroom and on course web sites.

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  • Cartoon: Boxplots

    A cartoon to teach about using boxplots to summarize a distribution. Cartoon by John Landers (www.landers.co.uk) based on an idea from Dennis Pearl (The Ohio State University). Free to use in the classroom and on course web sites.

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  • Sample Sizes

    This resource discusses sample sizes and how they are chosen.

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  • Song: The Statistics Song

    Song encourages critical thinking about how surveys are conducted and presented in the media. Published at www.tomsnyder.com/products/productextras/SCISCI/statisticslyrics.html

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  • Explorations for the Area Probability Applet

    This website provides the URL of a Java applet and steps for using it. Here, students can manipulate the size of the circle and the rectangle to explore the probability that a point in the rectangle is also in the circle.

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  • Dataset Example: Pricing the C's of Diamond Stones

    This article describes a dataset containing information on 308 diamond stones, which is useful when studying concepts in multiple linear regression analysis. Key Words: Categorical variables; Data transformation; Standardized residuals.

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  • Confidence Interval for a Mean

    This PowerPoint lecture presenation explains confidence intervals for a mean when using a small sample. It discusses the t-distribution, compares the t-statistic to the z-statistic, and provides an example of a small sample confidence interval. The original presentation is available for download.

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  • Concepts of Confidence Intervals

    This PowerPoint presentation dicusses general concepts of confidence intervals and interprets confidence intervals for a mean, difference in two means, and the relative risk. The original presenation is available for download.

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  • Data Collection: Planetary Fact Sheet

    This page contains information about the mass, mean temperature, length of day, rotation period, etc. for the planets of our solar system.

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