I apologise for failing to communicate effectively.
The figure of 100 for the score at the top of normal distribution is what is arbitrary. They simply decided that the commonest level of intelligence would score 100. They could have chosen 50. Or 75. They didn't. They chose 100.
( , Wed 19 Apr 2017, 15:09, Share, Reply)
The figure of 100 for the score at the top of normal distribution is what is arbitrary. They simply decided that the commonest level of intelligence would score 100. They could have chosen 50. Or 75. They didn't. They chose 100.
( , Wed 19 Apr 2017, 15:09, Share, Reply)