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IQ scores have a mean of 100 and a standard deviation of 15. Mary has an IQ of 103. (a) What is the difference between Mary's IQ and the mean? Answer: (b) Convert Mary'…

IQ scores have a mean of 100 and a standard deviation of 15. Mary has an IQ of 103. (a) What is the difference between Mary's IQ and the mean? Answer: (b) Convert Mary'…
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IQ scores have a mean of 100 and a standard deviation of 15. Mary has an IQ of 103.

(a) What is the difference between Mary's IQ and the mean?
Answer:
(b) Convert Mary's IQ score to a z-score.
Answer:

User Lukas Mayer
by
8.8k points

1 Answer

3 votes

What is the difference between Mary's IQ and the mean?

Answer:

(b) Convert Mary's IQ score to a z-score.

Answer:0.23,0.2

User Relascope
by
7.9k points
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