4 We asked Facebook users whether or not they had set the privacy settings on their
accounts to control who viewed their profiles. More than two thirds (70%) either did
not know (suggesting that they left the default setting of all members of the MSU
network) or said that their profile was visible by the entire MSU network. Only 13%
limited access only to their friends, while the rest blocked only certain individuals.
Figure 2 does not take respondents’ privacy settings into account