Jumpstarting your data mining journey can be a difficult battle if you didn’t study data science in school. Not to worry! Few of today’s brightest data scientists did. So, for those of us who may need a little refresher on data mining or are starting from scratch, here are some great resources to learn data mining concepts and techniques.
W3Schools − Fantastic set of interactive tutorials for learning different languages. Their SQL tutorial is second to none. You’ll learn how to manipulate data in MySQL, SQL Server, Access, Oracle, Sybase, DB2 and other database systems.
Treasure Data − The best way to learn is to work towards a goal. That’s what this helpful blog series is all about. You’ll learn SQL from scratch by following along with a simple, but common,...
Segundo o texto, 
A melhor tradução para o trecho from where the target person is likely to access his/her email é 
A conjunção Though, conforme empregada no texto, pode ser traduzida como 
The phrase “lots of data to chew on” in Text II makes use of figurative language and shares some common characteristics with: 
When Text II mentions “grumblers” in “to face the grumblers”, it refers to: 
The base form, past tense and past participle of the verb “fall” in “The criticisms fall into three areas” are, respectively: 
The three main arguments against big data raised by Text II in the second paragraph are: 
The use of the phrase “the backlash” in the title of Text II means the: 
The word “so” in “perhaps more so than the words and signals” is used to refer to something already stated in Text I. In this context, it refers to: