The distribution of vitamin C amount in vitamin drops produced by a given factory is approximately normal, with a mean of 60.0 mg and a standard deviation of 0.5 mg. Reference: Ref 13-10. If you take a random sample of 25 vitamin drops, what is approximately the probability that the average vitamin content is between 60.25 and 60.75 mg? 0.01 0.16 0.24 0.38