This article teaches you how to calculate variance, as well as the tools and software that you need, and common mistakes to avoid.

Quality assurance (QA) is a proactive approach to ensure your products or services meet defined quality standards and customer requirements.

An after-action review refers to the process of conducting an in-depth study of an event after the fact, focusing on continuous learning.

Agile metrics are quantifiable figures used by PMs and stakeholders to define, track, and assess product performance.

A focus group is a small group of people (usually six to ten members) who discuss and answer various questions to provide insights.

A PMO is a centralized department in an organization that oversees and manages projects via a dedicated team of project managers.

Business process management, or BPM, is a systematic approach that focuses on improving the efficiency, effectiveness, and agility of business processes.

Site reliability engineering (SRE) is a discipline used for solving the challenges faced in running large-scale, highly distributed systems.

Net revenue retention is a metric that helps to measure cumulative revenue retained from existing customers by examining revenue.

There are many cases where product managers have to analyze the cause of a problem, and a fishbone diagram is a powerful tool for product managers to benefit from.

By breaking down the work into smaller, manageable chunks, sprints provide a clear sense of progress and keep motivation high throughout the project.

Work breakdown structures (WBS) help project leaders organize large projects into smaller, more manageable steps.