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    Data  can  be  collected  from different  places.  Let  us  learn some
                      common sources of data:

                          Sensors: Devices that collect real-time data. They are used in
                         industries, healthcare and smart homes. Example: temperature
                         sensors, motion sensors.

                                                         Social  media: Social media  platforms like  Facebook,  Twitter

                                                        and  Instagram  generate large amount  of data. This data  is
                                                        helpful to understand how people feel about a topic or product.
                                                        Example: Do people like or dislike a new movie?

                          Surveys and polls: Data is collected directly from the people.
                         Example: A customer feedback survey.

                                                         Apps: Apps collect data by tracking what users do. For example,
                                                        a  fitness  app  tracks  how many  steps  you  take  in  a  day.

                                                        Examples: fitness and shopping apps.

                          PRIVACY PRACTICES

                          When  working  with  data,  always  ensure  that  people’s  personal  information  is  protected,
                          especially when collecting responses for surveys or projects.

                             APPLICATIONS OF DATA SCIENCE

                      Let us understand the applications of Data Science:

                          Business: To improve customer  experience, predict  sales
                         trends and optimise supply chains.

                                                         Healthcare: To predict disease outbreaks, recommend treatments
                                                        and improve patient care.

                      100
                            Premium Edition-VIII

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