According to a recent study, 92% of 2-year-olds have some type of online presence (pictures, videos, or other information) (Source: CNET, October 2010) Suppose you randomly pick five 2-year-olds. We are interested in the number in the sample that have some type of onlinepresence.Let X be a random variable that represents the number of 2- year-olds in the sample that have some type of online presence.

What is the standard deviation? (Round to 4 decimal places)