points Scores on a university exam are Normally distributed

Last updated: 2/14/2023

points Scores on a university exam are Normally distributed with a mean of 78 and a standard deviation of 8 The professor teaching the class declares that a score of 70 or higher is required for a grade of at least C Using the 68 95 99 7 rule what percent of students score below 54 5 OOO 32 2 5 1600