Why is a normal distribution called normal

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Why is a normal distribution called "normal"? Investigate the answer to this question on the internet and share the answer in your own words. Be sure to cite your sources.

Recall the employee expenditure example in the lecture. If you are asked to calculate the probability that a randomly selected employee's expenditure is exactly $5, what will be your answer? Why? Will your answer be the same for any individual expenditure?

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