32What are the assumptions of linear regression, and how does a random forest actually work?▼mediumC3.ai1 replies◆ premiumC3.ai's reported classical-ML screen pair. Textbook recitation passes; what scores is one practical consequence per assumption, and knowing the random-forest failure mode that bites industrial deployments: no extrapolation.Open full answer →
37You have 3 hours, a raw dataset, and a vague business goal: build and present an ML solution.▼hardC3.ai2 replies◆ premiumC3.ai's reported 3-hour data science case, the round their candidates rate hardest. The winners aren't the best modelers; they're the ones who budget the clock, ship a baseline in hour one, and present like a consultant.Open full answer →