Hypothesis Testing
If you like applying Hypothesis Testing, every challenge here gives you a chance to practice it on a real industry brief.
- AnalysisFoundationalNew
Set Revenue-Maximizing Prices for Glow Naturals Skincare
Using only the Glow Naturals daily sales record (provided_materials: glow-sales-history) and the executive's framing note (provided_materials: ceo-pricing-brief), prepare and an…
- Linear Regression
- Hypothesis Testing
- Data Cleaning
Open coursework - AnalysisBeginnerNew
Rule on TaskFlow's Enterprise Landing Page A/B Test
Working only from the test results dataset and the test-setup brief in the provided materials, determine whether the redesigned page genuinely improves the demo-booking conversi…
- Hypothesis Testing
- A B Testing
- Chi Square Test
Open coursework - ResearchIntermediateNew
Testing Market Efficiency in European Tech IPOs
Your task is to collect daily stock prices for 30 European tech IPOs from the first 60 trading days post-listing. Compute cumulative abnormal returns (CAR) using a market model …
- Event Study
- Abnormal Returns
- Market Model
Open coursework - ResearchIntermediateNew
Design an Empirical Study of Pull Request Review Throughput
Using the provided pull request dataset and the stakeholder brief, design and run an empirical software-engineering study on review throughput. State three falsifiable hypothese…
- Empirical Software Engineering
- Software Analytics
- Statistical Analysis
Open coursework Practice your coursework on real scenarios.
Every challenge is shaped from real-world context — not generic exercises. The work mirrors what your degree prepares you for.
Why Ewance
How it works
From brief to credential, in six steps.
Step 01
Browse challenges aligned to your studies.
Step 02
Accept the one that fits your goals.
Step 03
Work through it with AI Copilot guidance.
Step 04
Submit for structured evaluation.
Step 05
Earn a verified credential.
Step 06
Add it to LinkedIn with one click.
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