The amount of fill in a half-liter (500 ml) soft drink bottle is normally distributed. The process has a standard deviation of 5.0 ml. The mean is adjustable.

(a)	Where should the mean be set to ensure a 90 percent probability that a half-liter bottle will not be underfilled? (Round your answer to 2 decimal places.)

Mean

ml

(b)	Where should the mean be set to ensure a 95 percent probability that a half-liter bottle will not be underfilled? (Round your answer to 2 decimal places.)

Mean

ml

(c)	Where should the mean be set to ensure a 99.0 percent probability that a half-liter bottle will not be underfilled? (Round your answer to 2 decimal places.)

Mean

ml