A soft drink bottling machine is set to dispense soft drink into containers labeled 16 ounces. While the actual quantities vary they are normally distributed with a mean of 16.1 ounces and a standard deviation of 0.015 ounces. If a random sample of 25 bottles was selected , then 90% of the sample would have weight between.
a) 15.275 and 16.925 ounces
b) 15.770 and 16.43 ounces
c) 15.935 and 16.265 ounces
d) 15.875 and 16.325 ounces