6. Data Analytics - Ask Questions to Make Data-Driven Decisions - Week 1
Definitions:
Structured thinking // the process of recognizing the current problem or situation, organizing available information, revealing gaps and opportunities, and identifying the options.
Target Audience // people the company is trying to reach
Leading question // a question that leads someone to answer in a certain way
Fairness // ensuring that your questions don't create or reinforce bias
Common types of problems:
1. Making predictions
Using data to make an informed decisions about how things may be in the future
2. Categorizing things
Assigning information to different groups or clusters based on common features
3. Spotting something unusual
Identifying data that is different from the norm
4. Identifying themes
Grouping categorized information into broader concepts
5. Discovering connections
Finding similar challenges faced by different entities and combining data and insights to address them
6. Finding patterns
Using historical data to understand what happened in the past and is therefore likely to happen again
Effective vs Ineffective Questions:
Ineffective: vague, lacks context, closed-ended, leading questions
Effective: open-ended
SMART Methodology:
Specific;
Are simple, significant, and focused on a single topic or a few closely related ideas.
Measurable;
Can be quantified and assessed.
Action-oriented;
Encourages change.
Relevant;
They matter, are important, and have significance to the problem you're trying to solve.
Time-bound
Specifies the time to be studied. Limits possibilities so answers can be specific.
Core Roles in Data Analytics:
- Data Analyst
- Data Engineer
- Data Scientist
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