Answer:
Facespace is a popular form of social media. Recent reports show that the mean time spent on Facespace is 35 minutes a day with a standard deviation of 6 minutes a day. The data is normally distributed. If 3400 people are on in one sitting, how many of them lie within two standard deviations below the mean and three standard deviations above the mean?*
Author:
raphaelcamacho
Rate an answer:
5