Asked by Patty
Students were given an exam with 300 multiple-choice questions. The distribution of the scores was normal and mean was 195 with a standard deviation of 30.
What was the score of students who scored in the middle of the class? (50% did better, 50% did worse).
What was the score of students who scored in the middle of the class? (50% did better, 50% did worse).
Answers
Answered by
bobpursley
wouldn't it be the mean?
Answered by
Patty
The mean is 195. Is that the middle score of the class? I'm very confused. The text that I have is not showing how to solve this problem. AHHH
Answered by
Damon
The distribution is normal, thus symmetric about the mean, so the mean is also the median. You are looking for the median.
Answered by
Patty
So is the answer 195?
Answered by
Patty
Thanks for the help! Awesome!
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