Introduction Sleep problems are an escalating global health concern, with prevalence estimates ranging from 8.3% to 45%. Physicians are disproportionately affected, with rates around 44% compared with ...

Learn Data Analysis Essentials in Excel in just 12 minutes! This tutorial uses a real-world dataset on the Olympics to cover the 4 core steps of data analysis in Excel: 1. **Clean** - Create a backup ...

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Discover how longitudinal data helps analyze financial trends, business risks, and economic changes with repeated observations of the same subjects over time.

Market research reports transform data into strategic insights, helping leaders assess risks, identify opportunities, and make confident, future-ready decisions.