Forecast the student’s GPA for the fall semester of her senior year by using a three-period moving average. Forecast the student’s GPA for the fall semester of her senior year by using exponential smoothing with α=0.2 . Which of the two methods provides a more accurate forecast? Justify your answer.
Forecast the student’s GPA for the fall semester of her senior year by using a three-period moving average. Forecast the student’s GPA for the fall semester of her senior year by using exponential smoothing with α=0.2 . Which of the two methods provides a more accurate forecast? Justify your answer.
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter14: Data Mining
Section14.2: Classification Methods
Problem 3P
Related questions
Question
5-21 A college student has just completed her junior year. The following table summarizes her grade-point average (GPA) for each of the past nine quarters:
Year Semester GPA
Freshman Fall 2.4
Winter 2.9
Spring 3.1
Sophomore Fall 3.2
Winter 3.0
Spring 2.9
Junior Fall 2.8
Winter 3.6
Spring 3.2
Forecast the student’s GPA for the fall semester of her senior year by using exponential smoothing with
α=0.2
.
Which of the two methods provides a more accurate forecast? Justify your answer.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 5 steps with 8 images
Recommended textbooks for you
Practical Management Science
Operations Management
ISBN:
9781337406659
Author:
WINSTON, Wayne L.
Publisher:
Cengage,
Contemporary Marketing
Marketing
ISBN:
9780357033777
Author:
Louis E. Boone, David L. Kurtz
Publisher:
Cengage Learning
Marketing
Marketing
ISBN:
9780357033791
Author:
Pride, William M
Publisher:
South Western Educational Publishing
Practical Management Science
Operations Management
ISBN:
9781337406659
Author:
WINSTON, Wayne L.
Publisher:
Cengage,
Contemporary Marketing
Marketing
ISBN:
9780357033777
Author:
Louis E. Boone, David L. Kurtz
Publisher:
Cengage Learning
Marketing
Marketing
ISBN:
9780357033791
Author:
Pride, William M
Publisher:
South Western Educational Publishing