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 a "C" on the test, a student must be in the top 25% of the class. What should a student score to receive a "C"?
A) 77.21
B) 74.69
C) 73.96
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 a "C" on the test, a student must be in the top 25% of the class. What should a student score to receive a "C"?
A) 77.21
B) 74.69
C) 73.96
D) 76.90
E) None of the choices are correct

From Past History, the Scores on a Statistics Test Are