SOLUTION: The amounts of a soft drink machine are 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 ounces.

Algebra ->  Probability-and-statistics -> SOLUTION: The amounts of a soft drink machine are 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 ounces.      Log On


   



Question 1139220: The amounts of a soft drink machine are 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 ounces. A drink is randomly selected. Determine the probability that the drink is more than 12.5 fluid ounces.

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
z=(x-mean)/sd
>(12.5-12.1)/0.3
>0.4/0.3
>1.33
probability z>1.33 is 0.0918