Deck 7: Networks

Question 1

What is meant by the 'friendship paradox'?

A) The phenomenon that people have approximately the same number of friends as their friends have on average
B) The phenomenon that people have fewer friends on average than their friends have on average
C) The phenomenon that people have more friends on average than their friends have on average

Answer 1

B

Question 2

Fill in the blanks: In social network studies, individuals in the network are called (A), and they are connected to each other via (B).

A) A is 'edges' and B is 'alters'
B) A is 'egos' and B is 'nodes'
C) A is 'nodes' and B is 'edges'

Answer 2

C

Question 3

A dyad is…

A) a (possible) relationship between an ego and an alter
B) (possible) relationships between three nodes
C) a node in the network

Answer 3

A

Question 4

Person A is nominated by person B and C as a friend. Person A nominated D as a friend. What is true?

A) Person's A indegree is 2 and person's B outdegree is 1
B) Person's A indegree is .5 and person's B outdegree is 2
C) Person's A indegree is 1 and person's B outdegree is 2

Question 5

Fill in the blank: The distinction between strong and weak is based on ______, frequency of interaction, and reciprocity between two actors

A) shared characteristics
B) geographical distance
C) emotional closeness

Question 6

The core network constists of:

A) mostly strong ties
B) mostly weak ties
C) approximately the same amount of strong and weak ties

Question 7

Dunbar's number indicates the maximum number of active contacts the human brain can mantain. This number is:

A) 300
B) 50
C) 150

Question 8

The idea that the distribution of personal network size follows a power law means that:

A) a small number of individuals have an extremely high number of social ties
B) a small number of individuals have an extremely low number of social ties
C) a large number of individuals have an extremely high number of social ties

Question 9

What is "network density"?

A) the ratio of realized ties to the number of all possible ties in a network
B) the average degree of tie strength in a social network
C) the sum of all existing ties divided by the number of nodes in a network

Question 10

Transitivity means that..

A) if ego A knows B and C, then B and C also know each other
B) that ego A is uncomfortable having friends B and C who are not having such positive ties with each other
C) ego A has ties to friends B and C who are similar with respect to certain characteristics

Question 11

The 'small world phenomenon' indicates that in large-scale contemporary societies…

A) two randomly chosen individuals have friends in common
B) two randomly chosen individuals belong to the same community
C) two randomly chosen individuals are connected in only a few steps

Question 12

The ties between people within the same community are called:

A) group-bonding ties
B) community ties
C) community-bonding ties

Question 13

Network structures can be ordered on a scale from left ('ordered') to right ('randomness '). A 'cavemen world' would be:

A) on the far left side of the scale ('ordered')
B) somewhere in the middle (between order and randomness)
C) on the far right side of the scale ('random')

Question 14

Fill in the blanks: (A) ties more often create bridges to other communities than do (B) ties

A) (A) is 'strong', (B) is 'weak'
B) (A) is 'weak', (B) 'strong'
C) (A) is 'directed', (B) is 'undirected'

Question 15

The idea that social networks have some sort of 'value' is called:

A) social network paradigm
B) social capital paradigm
C) social value paradigm