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Master data visualization with chart selection, dashboard design, Tableau, Power BI, and effective data storytelling.
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Basado en la clasificación ocupacional SOC
Master business documentation including BRD, FRD, specifications, and technical documentation for clear communication and requirements management.
Master process modeling with BPMN, flowcharts, swimlane diagrams, and process optimization techniques for business process improvement.
Master requirements gathering techniques including interviews, workshops, observation, and documentation for effective requirement elicitation.
Master use case development with actors, scenarios, preconditions, postconditions, and detailed specifications for comprehensive requirements.
Master Excel for data analysis with pivot tables, formulas, Power Query, and advanced Excel techniques.
Master SQL for data analysis with complex queries, joins, aggregations, window functions, and query optimization.
| name | data-visualization |
| description | Master data visualization with chart selection, dashboard design, Tableau, Power BI, and effective data storytelling. |
Create effective data visualizations and dashboards that communicate insights clearly and drive decision-making.
**Comparison**:
- Bar chart: Compare categories
- Column chart: Compare over time
- Grouped/stacked bar: Multiple series
**Trend**:
- Line chart: Show trends over time
- Area chart: Magnitude and trend
- Sparklines: Compact trends
**Part-to-Whole**:
- Pie chart: Few categories (<5)
- Stacked bar: Parts over time
- Treemap: Hierarchical data
**Distribution**:
- Histogram: Frequency distribution
- Box plot: Statistical distribution
- Scatter plot: Correlation
**Geographic**:
- Choropleth map: Regional data
- Symbol map: Point locations
- Heat map: Density visualization
## KPI Dashboard Layout
+----------------------------------+
| Title: Sales Performance |
+----------------------------------+
| KPI | KPI | KPI |
| $1.2M | +15% | 95% |
| Revenue| Growth | Goal |
+----------------------------------+
| |
| Revenue Trend (Line Chart) |
| [Chart showing 12 months] |
| |
+----------------------------------+
| By Region | By Product |
| [Bar Chart]| [Bar Chart] |
+----------------------------------+
| Filters: Date Range, Region |
+----------------------------------+
**Design Principles**:
1. Most important metric top-left
2. Trend charts show context
3. Filters at top or left
4. Consistent color scheme
5. Clear labels and units
6. White space for readability