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Digital Revolution - correct answers The paradigm that underlies computational science is the Many times from the Earth to the Sun, about 4,500 piles - correct answers If we would take 5ZB of information and store it in books. How far would the pile reach? Each 2-3 years, as much is added to what we have accumulated since the very beginning. It doubles every 2.5 years - correct answers What does it mean that the amount of technologically stored information "doubles" every 2-3 years? ...

Which is true about the world's info storage capacity? - correct answers In the late 1980s, less than 1% of all technologically stored information was digital and now more than 99% What paradigm underlies "computational science"? - correct answers The digital revolution If we would take 5ZB of information and store it in books. How far would the pile reach? - correct answers Many times from the Earth to the Sun What does it mean that the amount of technologically stored informa...

empirical methods - correct answers What aspect of the scientific method does "big data" belong to? integrating multiple data sources to produce more complete data source - correct answers What is data fusion? A survey acquires data from a PARTICULAR group of people - correct answers In statistics, sampling is defined as the selection of a subset (a statistical sample) of individuals from within a population to estimate characteristics of the whole population. It was just said that ...

The digital revolution - correct answers 1-02: What paradigm underlies "computational science"? In the late 1980's, < 1% of all technologically stored info was digital, and now > 99% is digital - correct answers 1-02: Which is true about the world's info storage capacity? Many times from the Earth to the Sun - correct answers 1-02: If we would take 5ZB of info and store it in books, how far would the pile reach? Each 2-3 years, as much is added to what we have accumula...

The digital revolution - correct answers 1-02: What paradigm underlies "computational science"? In the late 1980's, < 1% of all technologically stored info was digital, and now > 99% is digital - correct answers 1-02: Which is true about the world's info storage capacity? Many times from the Earth to the Sun - correct answers 1-02: If we would take 5ZB of info and store it in books, how far would the pile reach? Each 2-3 years, as much is added to what we have accumula...

Allow us to test hypothesis. How it is special? or are they just random? Digital footprint-- Collect Data-- analyze-- Hypothesis= check on this network or To deduce our hypothesis. - correct answers Random Networks Random Graph - correct answers Erdos-Renyi Graph Erdos-Renyi Graph/Random Graph - correct answers -Start with n nodes -Form independent links (with a certain p (probability) OR from M(number) of links -Properties of the graph (what is the average degree of the n...

Twitter networks, influencers, disease vs symptoms, cost/benefit/spread in networks - correct answers Session 6 Case Studies people in networks who can 'tap in' to communities of interest - correct answers Influencers and influencial people a famous person tweeting on behalf of a company to promote a product - correct answers Example of influencers/influencial people Influential people find out about trends and spread the word through social connections. - correct answers What is ...

$10,000 or more - correct answers How much do some top celebrities get paid per tweet? whenever something spreads somewhere, along the way, one "exceptional person" finds out about the trend, then everybody else gets on the trend - correct answers Malcolm Gladwell - The Tipping Point: "The law of the few" means... one american in 10 tells the others what to eat, what to wear, etc... - correct answers "The influentials" book says... from the media, to influencers, to th...

The digital revolution Late 1980s less than 1% of all technologically stored information was digital, and now more than 99% - correct answers What paradigm underlies "computational science"? Each 2-3 years, as much is added to what we have accumulated since the very beginning - correct answers What does it mean that the amount of technologically stored information "doubles" every 2-3 years? More people document social reality nowadays - correct answers What part of society h...

a small number of influential people can generate a groundswell of support for an idea, brand, or phenomenon - correct answers the law of the few a small group of influencers disseminates information they get from mess media while modifying the opinions of a large number of other people - correct answers two step flow model of influence companies can bypass media and go directly to influencers - correct answers effect of social media on public opinion brookline police department posting...