Question: The grades in this class are normally distributed with a mean of 78% and a standard deviation of 4.3%. a) Determine the probability that a

The grades in this class are normally distributed with a mean

The grades in this class are normally distributed with a mean of 78% and a standard deviation of 4.3%. a) Determine the probability that a randomly selected student will have a mark below 80% [2] Round to 4 decimal places if necessary

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