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A distribution of 1000 test scores has a mean of u = 287. Following standardization, what is the standard deviation for this distribution?
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A distribution of 1000 test scores has a mean of u = 287. Following standardization, what is the standard deviation for this distribution?

User Rohit Utekar
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Answer:

c. σ = 1

Regardless of the original distribution, after standardizing to z-scores, the standard deviation is always 1.

Explanation:

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User Dmitriusan
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