Question

Briefly explain how do z scores lay the foundation for finding out area under normal curve? Write in your own words​

Answer 1

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To find a specific area under a normal curve, find the z-score of the data value and use a Z-Score Table to find the area. A Z-Score Table, is a table that shows the percentage of values (or area percentage) to the left of a given z-score on a standard normal distribution. You need both tables!