| 50f 10 (2 complete) This Question: 1 pt E Question HelpC scores are measured w

Question

| 50f 10 (2 complete) This Question: 1 pt E Question HelpC scores are measured with atest designed 50 tathe mean is 98 andbestandeed deviation is 14 Consider the group of IQ scores that areunusual What are the scores tat seprate the unusual ia scores nua? What are the 1Q scones that separae the unusual 1Q scores trom those that are usual? (Consider a value to be unusual if ts z score is less than -2 or greater than 2) the z scores Shat separate the unusual IQ scores from those that are What are the z scores that separate the unusoal 1Q scores from those that are usual? The lower z score boundary Simply your answer The higher z score bondary is Simplly your anwe) What are the 1Q scores that separate the nual 0 scores from those that are usuar The lower bound 'O scare. Simplity your answer) The higher bound 1Q score is (Srply your answer ) Erter your answer in each of the answer boxes

Explanation / Answer

lower z score is -2

higher z score is 2

(please revert if mean score is not 98 as it is not clear in picture

lower bound =mean -z*std deviation =98-2*14=70

upper bound =mean +z*std deviation =98+2*14=126

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