Final answer:
The statement "In the US in 1985 the mean number of close friends dropped from 3 to 2 in 2011" is false. Without supporting data or context, we cannot determine the accuracy of this statement.
Step-by-step explanation:
False
The statement "In the US in 1985 the mean number of close friends dropped from 3 to 2 in 2011" is false. The question is asking if the average number of close friends decreased from 3 in 1985 to 2 in 2011. However, without any supporting data or context, we cannot determine the accuracy of this statement.