IE 307 • Midterm I • Production Planning and Control

Forecasting

Error in Forecasts

Mean Absolute Deviation (MAD)

Mean Squared Error (MSE)

Mean Absolute Percentage Error (MAPE)

Example

Components of the Data

Simple Average Method

Simple Average Example

Moving Averages Method

Moving Averages Example

Weighted Moving Averages Method

Weighted Moving Averages Example

Exponential Smoothing Method

Exponential Smoothing Example

Regression Analysis

Regression Analysis Example

Exponential Regression

Exponential Regression Example

Double Exponential Smoothing (Holt's Method)

Double Exponential Smoothing Example

Summary

Seasonal Data with No Trend

Example

Seasonal Decomposition using Moving Averages

Example

Triple Exponential Smoothing (Winter's Method)

Seasonal Factors

Example

Economic Order Quantity

Cost Components

Example 1

Example 2

Lead Time

Example 3

Finite Production Rate

Example 4

Example 5

All Units Discounts

Example 1

Example 2

Incremental Discounts

Example 3

Example 4

Budget Constraint

Example 1

Common Cycle Time

Example 3

Forecasting Stationary Series 1

Forecasting Stationary Series 2

Forecasting Trend Series 1

Forecasting Trend Series 2

Forecasting Trend Series 3

Forecasting Seasonal Series 1

Forecasting Seasonal Series 2

Forecasting Seasonal Series 3

Forecasting Seasonal Series 4

Basic EOQ 1

Basic EOQ 2

Basic EOQ 3

Basic EOQ + Lead Time 1

Basic EOQ + Lead Time 2

Finite Production Rate 1

Finite Production Rate 2

Finite Production Rate 3

Finite Production Rate 4

All Units Discount

Incremental Discount

Budget Constraint

Space Constraint

Common Cycle Time

Forecasting 1

EOQ / EPQ

Resource Constraints

Forecasting 2