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In a normal distribution, the answer will always be 0. Furthermore is a standard of U

For a standard normal distribution, the standard deviation is always equals 1

What is z score?

Z score is used to determine by how many standard deviations the raw score is above or below the mean.

It is given by:

z = (raw score - mean) / standard deviation

For a standard normal distribution, the standard deviation is always equals 1

Find out more on z score at: https://brainly.com/question/25638875