FICTIONAL PRACTICE ONLY - NO REAL DATA
Month 9 · Compare campaigns cautiously

Downloaded worksheet. Use only invented case data. The accompanying CSV contains no formulas; calculate and explain values yourself. Work locally. Do not send customer information or enter passwords, account details or identity documents. This file does not enroll, certify, verify graduation or grant a discount.

Reading:
Results can vary with price, availability, season or channel. A descriptive comparison does not prove causation. This activity requires no ad purchase or outreach.

Fictional case:
Fictional campaign A:100 visits,10 inquiries. B:80 visits,12 inquiries. No spending, sales or comparable-source data.

Local activity:
Calculate inquiries/visits; write two observations and two interpretation limits. Propose additional information to collect with authorization.

LOCAL WORK
1. My deliverable:

2. Source and unknowns:

3. Calculation or verification evidence:

4. Correction after reviewing the feedback on the study page:

5. Remaining limits and human decisions:

Feedback remains on: ../etapa-3-en.html#mes-9