📊 Day 3: HR Analytics & Business Intelligence
Ghaziabad, Mohan Nagar
Drafted by: HR Prateek Sharma
📈 Key Metrics
Attrition Rate (A.R): Total Employees Left / Total Employees × 100
Example: 45/1500 × 100 = 3%
Example: 45/1500 × 100 = 3%
Yearly Increment of Employee = 10%
🔍 Four Types of Analytics
1. Descriptive Analytics
Like describing the problem to a doctor
- Name, Age, Gender, Address
- Last college name
- Kinship Rule: Blood relations allowed in companies (preference-based)
- Considerations: Discrimination, same company experience
2. Diagnostic Analytics
Statistics = The science of understanding data
Key measures: Mean, Median, Mode, Variance, Standard Deviation, Correlation
Statistical Tests:
- ANOVA Test
- Chi-Square Test
- Z Test
- T-Test
- Null Hypothesis Checking
3. Predictive Analytics
Descriptive + Diagnostic = Predictive
- Predicts who will leave the organization
- Uses Machine Learning
- Correlation: Relations between variables (-1 to +1)
- Direct correlation
- Indirect correlation
- No correlation
Example Flow:
• Pratik left the organization (Descriptive)
• Why did Pratik leave? (Diagnostic)
• Heemani will leave the organization (Predictive)
• Pratik left the organization (Descriptive)
• Why did Pratik leave? (Diagnostic)
• Heemani will leave the organization (Predictive)
4. Prescriptive Analytics
- Suggestions
- Remarks
- Decisions to be taken
💼 Key Systems
- HRMS: Human Resource Management System
- LMS: Learning Management System (studying in ITS)
- LMS: Lead Management System (sales in marketing)
- MIS: Management Information System (qualification, attendance)
📊 Excel Functions
Basic: Sum, Minimum, Maximum, Large, Small
Advanced: VLOOKUP, HLOOKUP, INDEX, MATCH, SUMIF, SUMIFS, MINIF, MINIFS, MAXIF, COUNTIF, COUNTIFS, Pivot Table, Conditional Formatting, Remove Duplicates, Dashboard
Excel Limits:
- Rows: 10,48,576
- Columns: 16,384
- Note: Servers can handle unlimited data
🔧 Business Intelligence Tools
Power BI (Microsoft)
- Create reports & dashboards
- Share reports
- Data modeling (merging multiple datasets)
- All Excel functionality plus more
Alternative Tools:
Tableau
by Salesforce
by Salesforce
Google Looker Studio
by Google
by Google
QuickSight
by Amazon
by Amazon
Zoho Analytics
by Zoho
by Zoho
🗄️ SQL - Structured Query Language
Essential for database management and data analysis
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