Rankings of research universities. Refer to the College Choice 2015 Rankings of National Research Universities, Exercise 11.29 (p. 633). Data on academic reputation score, average financial aid awarded, average net cost to attend,
a. Use statistical software to fit the model to the data. Give the least squares prediction equation.
b. Find and give a practical interpretation of the standard deviation of the model, s.
c. Find and give a practical interpretation of the coefficient of determination, R2.
d. Conduct a test of the overall adequacy of the model using α = .05.
e. Find a 90% confidence interval for the β coefficient associated with work makes a better place percentage (x4). Interpret the result.
Want to see the full answer?
Check out a sample textbook solutionChapter 12 Solutions
Statistics for Business and Economics (13th Edition)
- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw HillHolt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGALBig Ideas Math A Bridge To Success Algebra 1: Stu...AlgebraISBN:9781680331141Author:HOUGHTON MIFFLIN HARCOURTPublisher:Houghton Mifflin Harcourt