Data Collection Flashcards
1
Q
What is Data Collections?
A
The first step in data science, gathering relevant info to answer question, make predictions or support decision
2
Q
Why is Data collections important?
A
Because the quality of analysis and accuracy of insights depend on the data quality of the data collected.
3
Q
What is Quantitative Data?
A
Numerical data that can be measured amount, counts, size
For example:
Heights of system, temperature
4
Q
What is Qualitative Data?
A
Descriptive data about characteristics or categories
Example:
Customer feedback
Colour description
5
Q
Why does Data types matter
A
Knowing if data is quantitative or qualitative helps choose the right collection and analysis methods
