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The Anxiety General Stress Test (ANGST) has been designed to gauge the level of psychological stress management trainees experience when they are under pressure.

For a random sample of trainees the scores are as follows: 47, 49, 53, 53, 54, 58, 61, 64, 75, 81.

Complete the calculations below using this data. Show all of your work and clearly label each of your calculations.

a. What is the z score equivalent of ANGST = 81?

b. What is the probability that someone selected at random will score 81 or lower?

c. What percentage of all trainees will score between 60 and 75?

Reference no: EM13578472

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