Problem: You want to calculate the cluster coefficient for your own email contact list. That is, the set of names in your email address book is the relevant social network for your calculation
Question 1: Compose an email that you could send to each of these individuals asking for the data you would need to complete the calculation of the cluster coefficient
Assume that:
Your friends have no idea what you are talking about, but they trust you and will provide you the data you ask for if you are clear about what you want.
You are not worried about maintaining the privacy of your email contact list or theirs You want to ask for the least amount of information as possible.
Question 2: Describe why if your friends comply this is enough data to compute the cluster coefficient.