Explore BrainMass
Share

Explore BrainMass

    Linear Regression Analysis is achieved.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    Using the attached data, perform a linear regression analysis and then answer the following questions.

    a. Write the equation for the regression line.
    b. What is the value for the coefficient of determination (r2)?
    c. What is the value for the coefficient of correlation?
    d. Predict the average verbal SAT score for a state in which 60 percent of the students take the exam.
    e. Would you accept or reject this prediction? Support your answer.

    © BrainMass Inc. brainmass.com October 9, 2019, 10:36 pm ad1c9bdddf
    https://brainmass.com/statistics/regression-analysis/linear-regression-analysis-achieved-225753

    Attachments

    Solution Preview

    Linear Regression Analysis
    Using the attached data perform a linear regression analysis and then answer the following questions.

    a. Write the equation for the regression line.
    b. What is the value for the coefficient of determination (r2)?
    c. What is the value for the coefficient of correlation?
    d. Predict the average verbal SAT score for a state in which 60 percent of the students take the exam.
    e. Would you accept or reject this prediction? Support your answer.
    Solution:
    State Percent Taking Verbal ...

    Solution Summary

    The solution performs linear regression analysis. The regression line and value of coefficient of determination is determined. The values of coefficient of correlation is also found. The expert predicts the average SAT score for a state in which 60 percent of the student's take the exam.

    $2.19