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  • Contributions

    Simple Linear Regression and Time Series

    Predict year-end contributions in an employee fund-raising drive.

    JMP features demonstrated:

    Tables > Tabulate, Graph > Graph Builder, Fit Y by X (Bivariate), Fit Model

    Statistical/Graphical Tools Used:

    Summary statistics, time series plots, simple linear regression, predicted values and prediction intervals.

  • Direct Mail

    Regression and Forecasting

    Determine whether sales are related to a direct mail campaign.

    JMP features demonstrated:

    Graph > Graph Builder, Fit Y by X (Bivariate), and Formula Editor

    Statistical/Graphical Tools Used:

    Time series plots, simple linear regression, creating lagged variables, predicted values and prediction intervals.

  • Cost Leadership

    Curve Fitting

    Assess the effectiveness of a cost leadership strategy in increasing market share, and assess the potential for additional gains in market share under the current strategy.

    JMP features demonstrated:

    Analyze > Fit Y by X (Bivariate)

    Statistical/Graphical Tools Used:

    Simple linear regression, spline fitting, transformations, predicted values and prediction intervals.

  • Archosaurs: The Relationship Between Body Size and Brain Size

    Regression

    Determine if a power law model fits the data provided. Key ideas: Power Law Models, Logarithmic Transformations, Regression

    JMP features demonstrated:

    Analyze > Distribution, Analyze > Fit Y by X, Formula Editor, dynamic transformation in Graph Builder

    Statistical/Graphical Tools Used:

    Histogram and summary statistics, fitting a regression line, log transformations, residual plots, interpreting reqression output and parameter estimates, inverse transformations.

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