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Class notes data science

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Course
Data science

Institution
Data Science

Data science is a process of getting insights from your data using technology. Microsoft Excel can not work on this huge volume of data because the data is not data it is big data all right so for big data you need advanced technology and tools such as Python and R these are the programming languag...

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Uploaded on February 26, 2023
Number of pages 2
Written in 2022/2023
Type Class notes
Professor(s) Richard
Contains 2022

datascience

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Data Science

What is Data Science?

Data science is a process of getting insights from your data using technology. Microsoft Excel
can not work on this huge volume of data because the data is not data it is big data all right so
for big data you need advanced technology and tools such as Python and R these are the
programming languages that data scientists use to perform data analysis for data store and
distributed computing. Data scientists spend their time on the next step after data cleaning and
visualization is building a model. Data scientists then deploy their model to production and then
start collecting insight or start doing predictive analysis. Amazon uses data science to give you
product recommendations the video recommendations on Amazon Prime it will use all your past
data as well. I will give you a phone call and have a 15-minute conversation with you and we
can discuss various topics. I can help you answer any questions on data science machine
learning any career advice etc. I have another video for Calma campaign go there and fill out
the Google form I will pick one command the best command which I like.

1. Install python on windows

today we will learn how to install Python 3. 5 on Windows for this go to python. org website on
that click on downloads button. Click on set a file on this click add python to path this check box
it's very important I will tell you why customized installation I am going to install it for all users
which will install it to this location. If I didn't have this directory, then I would just add it at the
beginning followed by a semicolon and hit OK after that disk should be able to recognize the
path and come on ok thank you. manually at the start let 's say if I did not have this. directory
then would be added at the end of the page.

2. Variables in python

variables are containers that can hold any data so you can use them to store numerical data tax
data etc. You can also put tax data into it so for example you are spending two hundred and two
dollar and five cents on gas and you're spending some money on groceries so we just created
variable to store all these individual expenses. You can not use special characters in it for
example if I create a variable like this then also it won't work because I have a plus sign here.
will get this error to get a complete list of Python keywords you can just google it and you'll get a
list.

3. Numbers

In Python you can use Python programming language as a calculator so let me demonstrate
that to you by doing some simple mathematical operations. today 's topic is numbers in Python
numbers are very important ingredient of any program I cannot think of any software program in
the world which does not use numbers so they 're extremely important. In Python you can do all
the basic mathematical operations in Python using these operator signs. There are two kinds of
numbers in Python one is integer which is like a whole number so for example for 30 by 16 2 for
all these are integer numbers because they don't have a fractional part to it. float numbers are

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