Accendo Reliability Webinar Series Dealing with Small Sample Sizes
Jan 9, 2024
Fred Schenkelberg, a reliability expert, discusses the challenges of conducting reliability tests with small sample sizes. He emphasizes the importance of focusing on critical information and making informed decisions. Schenkelberg shares strategies like utilizing alternative methods such as simulations and expert judgment. The conversation also highlights the impact of environmental factors on testing outcomes and advocates for cross-departmental collaboration to maximize insights. Listeners learn about innovative analytical methods like Bayesian analysis and the bootstrap method.
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Scarce Samples at HP
- Fred Schenkelberg recalls requesting 100 inkjet printer samples while at HP.
- These were costly, and other teams also needed them, highlighting the scarcity of samples.
Prioritize Samples for Decisions
- Focus on the purpose of the sample and the decisions it informs.
- Prioritize getting samples for critical decisions rather than routine tests.
Justify Sample Requests
- Tie sample requests to important information needs and decision-making.
- Justify the number of samples based on the value of the information they provide.
