Multiple Choice
Alex has been studying for the certified management exam. Results from the last exam indicate that the mean was 72 with a standard deviation of 6. He needs to be in the top 20% (80th percentile) to pass. The z table indicates 1.28. What score will place Alex in the top 20% of the distribution?
A) 79.68
B) 83.12
C) 74
D) 79.28
Correct Answer:

Verified
Correct Answer:
Verified
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