Okay what is the question :)
If we read the complete exercise, we can understand that the correct answer is 9 students.
This is a math related exercise.
If we take into consideration that Sean is the 5th highest in the class, it means that there are four more people before him.
However, he is also the 5th lowest mark in the class, so it means that there are four more people below him.
If we also count Sean, there are:
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You are asking a question I had in 6th grade ma dood
Normal distribution curve has the greatest standard deviation.
Standard deviation describes how far from the mean the given data set spread out
