Question

IQ test scores are nonmally distributed with a mean of 105 and a standard deviation of 11. An individual's IQ score is found to be 119. Find the z-score corresponding to this value.

Answer 1

Please, give me some minutes to take over your question

z= (score - mean )/standard deviation

z= (119 - 105)/ 11 = 14/11 = 1.2727...

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Answer

z- score = 1.2727...