Suppose the total time to fill a routine prescription at a local pharmacy averages 35 minutes starting from the time the physician places the order to the time it is dispensed.Assume the standard deviation is 11 minutes.A z score was calculated for a number, and the z score is 3.4.What is x?
A)37.4
B)72.4
C)0.00
D)68.0
E)2.0.8

Question

Quizplus · Accepted Answer

The z score formula is Z = (X - μ) / σ, where Z is the z score, X is the value, μ is the mean, and σ is the standard deviation. Given Z = 3.4, μ = 35, and σ = 11, we solve for X: X = Zσ + μ = 3.4(11) + 35 = 37.4 + 35 = 72.4.

Suppose the Total Time to Fill a Routine Prescription at a Local