The amounts a soft drink machine is designed to dispense for each drink are normally distributed
The amounts a soft drink machine is designed to dispense for each drink are normally distributed, with a mean of
12.1 fluid ounces and a standard deviation of 0.3 fluid ounce. A drink is randomly selected.
(a) Find the probability that the drink is less than 11.9 fluid ounces.
(b) Find the probability that the drink is between 11.7 and 11.9 fluid ounces.
(c) Find the probability that the drink is more than 12.5 fluid ounces. Can this be considered an unusual event? Explain your reasoning.
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