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    Scatter Plot for Absences Versus Grades

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    10. You are given the following data.
    Number of Absences Final
    Grade
    0 96
    1 91
    2 78
    2 83
    3 75
    3 62
    4 70
    5 68
    6 56
    a. Make a scatter plot for the data.
    b. Find the correlation coefficient for the data.
    c. Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.

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    https://brainmass.com/statistics/regression-analysis/scatter-plot-for-absences-versus-grades-168862

    Solution Summary

    Step by step method for regression analysis is discussed here. Regression coefficients, coefficient of determination, scatter diagram and significance of regression model are explained in the solution.

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