Audra Bosley: Attempt 1 Suppose X ~ N (10, 6). This says that x is a normally distributed random variable with mean u = 10 and standard deviation o = 6. Suppose x = 20, then x= 20 means that it is: A) 0.67 above the mean B) 1.67 above the mean c) 0.67 below the mean O D) 1.67 below the mean