Changes

{{Navigate|Prev=What students need to know about ethics of technology|Curr=Data representation and processing|Next=Communication with graphics}}

{{Navigate|Prev=What students need to know about ethics of technology|Curr=Data representation and processing|Next=Communication with graphics}}

===What is this unit about===

===What is this unit about===

If someone asks you what is data, what would your answer be? Do you agree with the following:

If someone asks you what is data, what would your answer be? Read the following sentences and if you agree, put a tick mark.

 

You gather data when you see.   

 

| style="width: 10%;" |[[File:Emojione 1F4DD.svg|left|thumb|100x100px]]

You gather data when you read.   

 

#You gather data when you see.   

You gather data when you are watching TV.   

#You gather data when you read.   

 

#You gather data when you are watching TV.   

You gather data when you cook or when you eat.     

#You gather data when you cook or when you eat.     

Think about this.  Are you gathering data when you see?  When you eat? When you readWhen we see, we are gathering data.  When we eat, our tongue gathers data.  When you cook you gather data.  Gathering data from the environment, analyzing and understanding and decision making are important for survival.  Imagine human beings hunting and roaming in the forests - if they see a wolf, they should process the data and quickly run for cover.  So, gathering data and using for decision making is not new. Throughout history, people have observed that animals also gather data - there have been stories of [http://www.bbc.co.uk/nature/15945014 animals behaving differently] before an earthquake.   

Think about this.  Are you gathering data when you see?  When you eat? When you readWhen we see, we are gathering data.  When we eat, our tongue gathers data.  When you cook you gather data.  Gathering data from the environment, analyzing and understanding and decision making are important for survival.  Imagine human beings hunting and roaming in the forests - if they see a wolf, they should process the data and quickly run for cover.  So, gathering data and using for decision making is not new. Throughout history, people have observed that animals also gather data - there have been stories of [http://www.bbc.co.uk/nature/15945014 animals behaving differently] before an earthquake.   

In this unit, you will be learning about how to read and represent data in different formats.

In this unit, you will be learning about how to read and represent data in different formats.

===Objectives===

===Objectives===

# Understanding how to read data in various formats and representations and analyze

# Understanding how to read data in various formats and representations and analyze