# Operations Management: Managing Global Supply Chains

# Multimedia Resources

Click on the following links. Please note these will open in a new window.

**Video Links**

PERT Estimates

This video walks through the PERT formula and explains the importance of estimating task duration.

LO 3S.1: Calculate the probability of a project being completed on time.

Earned Value Management

This screencast video walks through how to calculate earned value using Microsoft Project.

LO3S-3: Calculate the earned value of an ongoing project to assess its current status throughout development.

**Web Links**

On-Time Completion

This article discusses how to estimate completion time.

LO 3S.1: Calculate the probability of a project being completed on time.

Crashing a Project

This short article gives quick tips on how to crash a project.

LO3S-2: Calculate the cost of “crashing” a project and the amount of time a project can be accelerated.

Earned Value

This article explains the considerations needed to determine earned value.

LO3S-3: Calculate the earned value of an ongoing project to assess its current status throughout development.