Podcast
Questions and Answers
Which component of the Delta Model emphasizes the importance of data being readily usable and understandable across an organization?
Which component of the Delta Model emphasizes the importance of data being readily usable and understandable across an organization?
- Targets
- Data (correct)
- Enterprise - Focus
- Leaders
In the context of business analytics, what does 'Prescriptive Analytics' primarily aim to achieve?
In the context of business analytics, what does 'Prescriptive Analytics' primarily aim to achieve?
- Identifying key performance indicators based on existing customer data.
- Classifying individual transactions as positive or negative experiences.
- Recommending actions based on data analysis to improve business outcomes. (correct)
- Summarizing historical data to identify trends.
Which of the following best describes the 'Volume' aspect of the 'Three V's' in the context of big data?
Which of the following best describes the 'Volume' aspect of the 'Three V's' in the context of big data?
- The different types and forms of data.
- The degree of uncertainty in the data.
- The amount of data from various sources, handled by cloud and data lakes. (correct)
- The speed at which data is generated and processed.
Which of the following is a key focus of the 'Extract, Transform, and Load (ETL)' process?
Which of the following is a key focus of the 'Extract, Transform, and Load (ETL)' process?
What is the primary purpose of 'Business Metadata' in data management?
What is the primary purpose of 'Business Metadata' in data management?
How did Parkland Hospital leverage 'Predictive Analytics' during the COVID-19 pandemic?
How did Parkland Hospital leverage 'Predictive Analytics' during the COVID-19 pandemic?
What is the main goal of brands using big data analytics for 'Boosting Customer Acquisition and Retention'?
What is the main goal of brands using big data analytics for 'Boosting Customer Acquisition and Retention'?
In the context of education, how can 'Personalized Learning Experiences' be created using unstructured data?
In the context of education, how can 'Personalized Learning Experiences' be created using unstructured data?
What is the primary aim of using 'Predictive Analytics for Student Success' in educational institutions?
What is the primary aim of using 'Predictive Analytics for Student Success' in educational institutions?
How can 'Enhanced Alumni Engagement' be achieved using unstructured data in educational institutions?
How can 'Enhanced Alumni Engagement' be achieved using unstructured data in educational institutions?
In the context of retail analytics, what is the main purpose of using 'Descriptive Analytics' to understand customer experience?
In the context of retail analytics, what is the main purpose of using 'Descriptive Analytics' to understand customer experience?
What is the primary goal of using 'Predictive Analytics' to classify individual transactions in retail?
What is the primary goal of using 'Predictive Analytics' to classify individual transactions in retail?
What is the role of 'Data-driven culture' in analytics competition?
What is the role of 'Data-driven culture' in analytics competition?
What is the one of the most important things when hiring analytical people?
What is the one of the most important things when hiring analytical people?
What is one of the most common reasons why organizations struggle with data quality?
What is one of the most common reasons why organizations struggle with data quality?
What are some of the most common purposes of data quality tools?
What are some of the most common purposes of data quality tools?
Why is doing a root cause analysis essential?
Why is doing a root cause analysis essential?
What are the methods to asses data quality?
What are the methods to asses data quality?
What can data quality management tools do?
What can data quality management tools do?
What is the major result of poor data quality?
What is the major result of poor data quality?
Flashcards
Delta Model: Data
Delta Model: Data
Data that is clean, unique, and easily accessible for analysis.
Prescriptive Analytics
Prescriptive Analytics
Using actions recommended by data analysis to improve business outcomes.
Big Data: Volume
Big Data: Volume
The high volume of data from various sources (transactions, IOT, social media, etc.)
Big Data: Velocity
Big Data: Velocity
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Big Data: Variety
Big Data: Variety
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ETL Core Principles
ETL Core Principles
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Business Metadata
Business Metadata
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Technical Metadata
Technical Metadata
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Operational Metadata
Operational Metadata
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Descriptive Analytics
Descriptive Analytics
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Descriptive Analytics application
Descriptive Analytics application
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Predictive Analytics Use Case
Predictive Analytics Use Case
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Prescriptive Analytics Use Case
Prescriptive Analytics Use Case
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Enterprise-wide Analytics
Enterprise-wide Analytics
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Advanced data modeling and optimization
Advanced data modeling and optimization
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Data Quality: Accuracy
Data Quality: Accuracy
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Data Quality: Consistency
Data Quality: Consistency
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Data Quality: Completeness
Data Quality: Completeness
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Data Enrichment
Data Enrichment
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Deduplication
Deduplication
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Study Notes
Delta Model
- Data should be clean, unique, and accessible
- Enterprise-wide focus involves key data system and analytics resources available across the firm, not isolated to teams
- Leaders at all levels should promote a data and analytic driven culture
- Targets should be aimed at key business areas that could benefit from the data analysis approach
- Analysis should be talented to execute the strategy in a complex and dynamic business environment
- Big data and smart analytics improve decision making and ensure a company stays ahead of competitors
- Prescriptive analytics is a technique that uses data to recommend actions which improve business outcomes
The Three V's
- Volume: Involves various data sources such as transactions, IoT, social media, videos, and audios
- Handled with cloud, Hadoop, and data lakes
- Velocity: Involves RFID tags, smart meters, and sensors producing data at unprecedented speeds
- Variety: Includes text, emails, documents, videos, and audios
Extracts, Transform, and Load (ETL)
- Core principles of ETL include identifying high-quality data free from integrity and consistency errors from various sources
- Sources include data warehouses, data marts, data lakes, transaction databases, external websites, or mobile data
- Transactions in ETL target a repository creating a "single source of truth" while applying data governance guidelines
- ETL provides easy access and the capability to use the data repository in support to analytics related work
Meta Data
- Business Metadata: Contains data ownership information, business definitions, and charging policies
- Technical Metadata: Includes database system names, table and column names, sizes, data types, and allowed values, plus structural information
- Technical Metadata also includes primary and foreign key attributes and indices
- Operational Metadata: Includes currency and data lineage which refers to whether data is active, archived, or purged, plus the history of data migration and transformation
Data Analytics During COVID-19 Pandemic at Parkland Hospital
- Real-Time Dashboards: Near-real-time dashboards monitor bed occupancy, ventilator usage, and patient statistics, enabling rapid response
- Predictive Analytics: Anticipated patient admission trends and resource needs, facilitating proactive planning and resource allocation
- Enhanced Decision-Making: Access to real-time data improved decision-making, allowing swift adjustments to emerging trends and challenges
How Brands Use Big Data Analytics
- Boosting Customer Acquisition/Retention: Big data analytics helps understand customer behavior and preferences to tailor products and services
- Driving Product Development: Analyzing market trends and customer feedback to identify opportunities for new or improved products
- Personalizing Customer Experience: Big data enables personalized marketing campaigns and product recommendations
- Optimizing Operations: Analyzing operational data allows companies to streamline processes, reduce costs, and improve efficiency
- Enhancing Risk Management: Big data analytics helps identify potential risks by analyzing patterns and anomalies
Structured vs Unstructured Data in Educational Institutions
- Unstructured data often includes lecture recordings, emails, social media interactions, research papers, surveys, images, and photographs
- This unstructured data is often used to enhance teaching methods and to monitor student engagement
- Unstructured data can be used to conduct research and improve campus services by analysing survey responses
- Unstructured data can create business value through personalized learning experiences, predictive analytics for student success and enhanced alumni engagement
- Institutions can tailor educational content to individual student learning styles to improve academic performance and student satisfaction, through data analysis and feedback
- Examining patterns in emails and social media interactions can identify students at risk of challenges, allowing interventions and support
- Leveraging unstructured data from social media and correspondence can strengthen relationships with alumni, leading to fundraising and mentorship opportunities
Did You Know 3.0
- It emphasizes continuous adaptation to technological advancements and developing digital literacy skills
- Lifelong learning is important in an ever-evolving digital landscape
- Businesses are recognizing the accelerating pace of technological change as impacting consumer behavior and market dynamics
- Incorporating data analytics, innovation, and maintaining agility helps businesses stay competitive
- Understanding global connectivity and information flow ensures more informed and timely decisions
- Integrating technology into curricula prepares students for a digital future
Analyzing Customer Experience
- Descriptive analytics summarize past data to identify trends and key factors and impact customer satisfaction
- Key performance indicators (KPIs) are identified based on existing customer data
- Predictive models are used to classify the customer experience (positive or negative) based on past data and details of transactions
- Data driven stimulations and recommendations help decide a course of action
- Controlled testing and stimulations can compare customer engagement before and after implementation and analyzation of trends
Competing on Analytics
- Data analytics provides competitive advantage
- Analytics driven companies lead decision making
- Companies like Amazon, Capital One and Harrah’s now use analytics to optimize decisions
Competing on Analytics - Why
- Businesses today have vast amounts of data and analytics due to high data availability
- Industries offer similar products, making analytics driven process optimization a key differentiator
- Analytics based decisions help improve pricing, inventory management, customer experience and employee performance
Competing on Analytics - Characteristics
- Data driven decision making occurs at every level
- Data modeling and optimization is used to identify trends
- CEO's champion analytics in the work place such as Jeff Bezos from Amazon
- Empolyees rely of facts rather than intuition in a data driven culture
Competing on Analytics - Real world examples
- Capital One runs over 30,000 experiments annually
- Progressive Insurance uses predictive analytics for risk categories
- Mariott uses analytics for dynamic pricing and revenue management, improving revenue capture from 83% to 91%
- Amazon hires top analytics experts to optimize supply chain management
Competing on Analytics - Key areas
- Predictive models optimize pricing and promotions in marketing
- Supply chain management monitors real time data and allows for re-routing of shipments
- Operations optimization helps companies use multi-year data sets to optimise spending on advertising
Competing on Analytics - Approach
- Centralized data management and data insights are key to preventing discrepancies in business intelligence
- Ensuring all departments benefit with cross-functional analytics teams
- Embedded analytics into decision making across multiple business units is key
Competing on Analytics - Culture
- Transforming analytics to a core strategy across the company is a must
- There has been a move from tenure based rewards to performance based incentives, which is a change in culture
Competing on Analytics - Talent and Technology
- The biggest key is hiring and analyzing analytical talent
- Seeking analysts with consulting and financial backgrounds
- Advanced technology investments is key such as AI driven analytics and data warehouses
Competing on Analytics - Journey
- It can take years to integrate analytics
- Companies must accumulate years of historical data
- Becoming a competitive advantage is key to embracing analytics early on
Competing on Analytics - Summary
- Improving data analytics is key for leading businesses
- Culture shift and strong leadership is required to compete
Definition of Data Quality
- It is "fitness for use", depending on the needs of data consumers.
- It is subjective, relying on what one person needs
Data Quality - Characteristics
- Accuracy: Being Correct
- Consistency: No conflict in data
- Entirety: Measure of events
- Breadth: Amount of information
- Completeness: Meaure of missing data
- Uniqueness: Measure of unnecessary data replication
- Interpretability: Application of semantic standards
- Timeliness: How current
- Precison: Exactness of data
- Depth: Amount of data retained
- Integrity: Validity of data
Data Quality - Why the Struggle?
- Managing challenges in data leads to struggling within business
- Data inaccuracy is a common issue
- Optimisation on data is not prioritised
- Top reasons for data quality issues: human error, lack of communication
- Inadequate strategy for data
Cost of Poor Data Quality
- Trillions of dollars are lossed annually
- Poor data quality results in 15-25% of annual revenue loss
Data Quality - Techniques and tools
- Data profiling, monitoring, standardisation and data cleansing are all common techniques and tools
Data Quality - Data cleansing
- Data quality means understanding the need for certain information and standarding across the board
Data Quality - Bad data costs
- Bad data impacts costs hugely such as employee time and inefficient processes
- Bad data can also lead to a lack of comms internally, untrustworthy processes, and issues with system integration
Data Quality
- Assessing data quality is key with employee training and data goverance in place
- Data should be protected like an asset to make decisions based off information
Data Quality by Jack Vaughan
- It comes down to accuracy, consistency, completeness, reliability and timelines, with all employees taking resposnbiliy
- Poor data can lead to negative impacts on AI and ML There are also differnces with data integrity
- Improving data quality comes down to fixing any issues
- It can be measured and implemented across data for assessability
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