Data Associated with Gold Daily Price Per Gram During the Last

Multiple Choice

Data associated with gold daily price per gram during the last five years indicates a distribution with mean $32.52 and standard deviation $7.42. What is the standard deviation of $\bar{x}$ when it is based on a random sample of size n = 196?

A) 0.04
B) 2.32
C) 0.01
D) 0.53