A Coffee Machine Dispenses Normally Distributed Amounts of Coffee with a Mean

Multiple Choice

A coffee machine dispenses normally distributed amounts of coffee with a mean of 12 ounces and a standard deviation of 0.2 ounce. If a sample of 9 cups is selected, find the probability that the mean of the sample will be
Greater than 12.1 ounces. Find the probability if the sample is just 1 cup.

A) 0.0668; 0.3085
B) 0.0668; 0.8085
C) 0.5668; 0.8085
D) 0.5668; 0.3085