Networks, Crowds, and Markets: Reasoning Quiz

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What is the main focus of Chapter 2 in the book?

Graph Theory and Social Networks (correct)

Strong and Weak Ties

Homophily and Affiliation

Networks in Their Surrounding Contexts

Which concept is associated with the idea of Triadic Closure?

Tie Strength and Network Structure in Large-Scale Data

Tracking Link Formation in On-Line Data

The Strength of Weak Ties (correct)

Closure, Structural Holes, and Social Capital

What is the theme of Chapter 3 of the book?

Mechanisms Underlying Homophily

Tie Strength, Social Media, and Passive Engagement

Advanced Material: Betweenness Measures and Graph Partitioning

Strong and Weak Ties (correct)

In the book, what does the term 'Homophily' refer to?

Mechanisms Underlying Homophily: Selection and Affiliation Signup and view all the answers

What is discussed in Chapter 4 of the book?

Networks in Their Surrounding Contexts Signup and view all the answers

Which section of the book involves Advanced Material on Betweenness Measures and Graph Partitioning?

Strong and Weak Ties Signup and view all the answers

What are the two broad classes of graph structures mentioned in Chapter 1?

Social networks and information networks Signup and view all the answers

What do nodes represent in social networks?

People or groups of people Signup and view all the answers

What do edges typically represent in information networks?

Logical connections like hyperlinks Signup and view all the answers

How did John Barnes describe graph theory according to the text?

"A terminological jungle" Signup and view all the answers

What did the image in Figure 2.2 depict?

A map of the Internet in December 1970 Signup and view all the answers

What was the analogy used by John Barnes to describe graph theory?

"A forest of possibilities" Signup and view all the answers

What is a common outcome when individuals align their behavior with their immediate neighbors in a social network?

Cascading effects throughout the network Signup and view all the answers

How does the adoption of a new behavior typically start in a social network based on the text?

With a small set of initial adopters Signup and view all the answers

In what way can superior technology displace an inferior technology in a network structure?

By making incremental progress from a specific network portion Signup and view all the answers

What can block the diffusion of technologies in a network structure according to the text?

The boundary of a densely-connected cluster Signup and view all the answers

What type of community is resistant to outside influences in a network structure based on the text?

A closed community with high internal linkage Signup and view all the answers

How does a new behavior spread through a network structure according to the text?

Radially outward from initial adopters Signup and view all the answers

What is the length of a path defined as?

The number of edges it contains Signup and view all the answers

How is distance between two nodes in a graph defined?

As the length of the shortest path between them Signup and view all the answers

What is breadth-first search used for?

Discovering distances to nodes layer by layer Signup and view all the answers

In transportation, why is knowing the length of a path important?

It shows how many steps something has to travel through the network Signup and view all the answers

What does the concept of distance help determine in a graph?

How close or far apart two nodes are from each other Signup and view all the answers

How do you define whether two nodes are close together or far apart in a graph?

By finding the length of the shortest path between them Signup and view all the answers

What was a striking fact when the experiment was first discovered?

The short paths Signup and view all the answers

Why have attempts to recreate the experiment been problematic?

Lack of participation Signup and view all the answers

How did Milgram describe the 'six short steps' in his original paper?

Six worlds apart Signup and view all the answers

What does the text suggest about the usefulness of reaching someone through a short chain of friends?

It may not necessarily mean social closeness Signup and view all the answers

What crucial aspect has the experiment and its phenomena formed in our understanding of?

Social networks Signup and view all the answers

What has been accepted in a broad sense since the initial experiment?

Social networks tend to have very short paths between people Signup and view all the answers