Introduction to

Data Science

101

onlyrealmvp

Manoj Pandey

previously:

.. Internet

• Content
• People
• Things
• Places

Data Sources

• Tweeted something ? 
• Watched the news ?
• Sent an email ?
• Watching stuff online ..
• Traffic Data
• Mobile voice/sms data
• Attending this talk ?

Data Storage

Volume is the least important aspect of big data,

veracity (quality) is the most important.

Challenge

• Generate more data .. ?
• Utilize the data

Data Scientist: The Sexiest Job of the 21st Century

Source: https://hbr.org/2012/10/data-scientist-the-sexiest-job-of-the-21st-century

So, WHAT IS IT?

Data science is an interdisciplinary field about processes and systems to extract knowledge or insights from data in various forms

Communication

What is it Not ?

• It's not Magic
• Easy ? Nah !
• Sexy ? Yes, but - tedious !
• DS is not predictable 

You may go days without getting a valuable valid hypothesis.

Challenges from statistical point of big data analysis: ethics and quality of data.

decision making should be data driven

Those who ignore statistics are condemned to reinvent it

How do I start ?

http://bit.do/learndatascience

Statistics ..

Machine learning ...

manojpandey

@onlyrealmvp

onlyrealmvp