Question 1

To select a value for α for exponential smoothing

Accepted Answer

A) use a small α when the series varies substantially. 
B) use a large α when the series has little random variability. 
C) use a value between 0 and 1 
D) All of the alternatives are true. 
A) use a small α when the series varies substantially. 
B) use a large α when the series has little random variability. 
C) use a value between 0 and 1 
D) All of the alternatives are true.

Question 2

Exponential smoothing with α = .2 and a moving average with n = 5 put the same weight on the actual value for the current period.

Accepted Answer

A) True 
 B)False

Question 3

Quantitative forecasting methods can be used when past information about the variable being forecast is unavailable.

Accepted Answer

A) True 
 B)False

Question 4

If data for a time series analysis is collected on an annual basis only,which pattern does not need to be considered?

Accepted Answer

A) trend 
B) seasonal 
C) cyclical 
D) horizontal 
A) trend 
B) seasonal 
C) cyclical 
D) horizontal

Question 5

All quarterly time series contain seasonality.

Accepted Answer

A) True 
 B)False

Question 6

Describe a time series plot and discuss its purpose and when in the forecasting process it should be constructed.​

Accepted Answer

A time series plot is a graphical repres

To select a value for α for exponential smoothing

Exponential smoothing with α = .2 and a moving average with n = 5 put the same weight on the actual value for the current period.

Quantitative forecasting methods can be used when past information about the variable being forecast is unavailable.

If data for a time series analysis is collected on an annual basis only,which pattern does not need to be considered?

All quarterly time series contain seasonality.

Describe a time series plot and discuss its purpose and when in the forecasting process it should be constructed.

Introduction

Introduction to Probability

Probability Distributions

Decision Analysis

Utility Game Theory

Intro to Linear Programming

LP Sensitivity Analysis

LP Applications

Distribution Network Models

Integer Linear Programming

Advanced Optimization Applications

Project Scheduling

Inventory Models

Waiting Line Models

Simulation

Markov Processes

Filters

Exam 6: Time Series Analysis Forecasting

To select a value for α for exponential smoothing

Exponential smoothing with α = .2 and a moving average with n = 5 put the same weight on the actual value for the current period.

Quantitative forecasting methods can be used when past information about the variable being forecast is unavailable.

If data for a time series analysis is collected on an annual basis only,which pattern does not need to be considered?

All quarterly time series contain seasonality.

Describe a time series plot and discuss its purpose and when in the forecasting process it should be constructed.​

Introduction

Introduction to Probability

Probability Distributions

Decision Analysis

Utility Game Theory

Intro to Linear Programming

LP Sensitivity Analysis

LP Applications

Distribution Network Models

Integer Linear Programming

Advanced Optimization Applications

Project Scheduling

Inventory Models

Waiting Line Models

Simulation

Markov Processes

Filters

Describe a time series plot and discuss its purpose and when in the forecasting process it should be constructed.