From past history, the scores on a statistics test are normally distributed with a mean of 70% and a standard deviation of 5%. To earn an "A" on the test, a student must be in the top 5% of the class. What should a student score to receive an "A"?
A) 80.84
B) 75.49
C) 81.48
D) 76.90
E) None of the choices are correct

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The Answer of From past history, the scores on a statistics test are normally distributed with a mean of 70% and a standard deviation of 5%. To earn an "A" on the test, a student must be in the top 5% of the class. What should a student score to receive an "A"?
A) 80.84
B) 75.49
C) 81.48
D) 76.90
E) None of the choices are correct

From Past History, the Scores on a Statistics Test Are