Coursera Big Data Specialization
Resources 
In the field of business, particularly within business analytics and
data analysis, a variety of resources are available to facilitate learning, development, and application of analytics skills
...Below is a selection of popular platforms and courses:
Coursera Google Data Analytics Professional Certificate Business Analytics
Specialization by Wharton edX Data Analysis for Decision Making by FutureLearn Data
...
Effective Big Data Training Programs 
Big data has transformed the way organizations operate, making it essential for professionals to acquire the skills necessary to harness its potential
...Below is a list of some of the most reputable options:
Coursera Big Data
Specialization - A series of courses focusing on big data technologies and analytics
...
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Der Trend bei der Selbständigkeit ist auf gute Ideen zu setzen und dabei vieleich auch noch nebenberuflich zu starten - am besten mit einem guten Konzept ...