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UNIT-2
DATA LITERACY
Data refers to any collection of raw facts, figures, or statistics that can be stored and processed by a computer.
It can be in different forms, like numbers, text, images, audio, and video etc.
Defining Data Literacy
Literacy refers to the ability to read, comprehend, and use information effectively.
Data + Literacy = Data Literacy
Data literacy means knowing how to
understand, work with, and talks about Data Literacy
data. It’s about being able to collect,
analyse, and show data in ways that Ability to read, comprehend,
make sense. Raw facts or figures analyse, and communicate.
Data literacy is essential because it
enables individuals to make informed Data literacy is the ability to understand,
decisions, think critically, solve interpret, analyse, and communicate with data.
problems, and innovate.
Data Pyramid and Its Different Stages
The data pyramid is a conceptual model
that illustrates the hierarchical structure of
data processing, depicting the progressive Wisdom Why?
transformation of raw data into actionable
wisdom. It starts with raw data, which How? Knowledge
initially has no use. Through processing and
analysis, this data evolves into meaningful Who? What?
information, then knowledge, and ultimately Information When? Where?
wisdom. This transformation enables informed
decision-making and a deeper understanding Data Raw Data and
of the world around us. Information
Different Stages of the Data Pyramid
The DIKW pyramid represents the relationships between data, information, knowledge, and wisdom. Each building
block is a step towards a higher level - first comes data, then is information, next is knowledge, and finally comes
wisdom. Each step answers different questions about the initial data and adds value to it. Let's learn about them.
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