Production and Operations Analysis, Seventh Edition
Production and Operations Analysis, Seventh Edition
7th Edition
ISBN: 9781478623069
Author: Steven Nahmias, Tava Lennon Olsen
Publisher: Waveland Press, Inc.
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Chapter 2.9, Problem 33P
Summary Introduction

To determine: Estimates for the monthly seasonal factorsassuming no trend in walking shorts sales over the two years

Introduction:There is simple method of computing seasonal factors for a time series with seasonal variations and no trend. This method requires minimumdata of two seasons and involves 3 steps i.e.

  1. Computation of sample mean of whole data
  2. Division of each observation by sample mean
  3. Average the factors for like periods within each season.

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