Question 837095: If Tom and Mary are taking two different Methods classes, Tom has a z score of .40 for his exam mark and Mary has a z score of .80 for her exam mark, can you tell which one of them is closest to the average exam mark for their class? If yes, which one is closest to the average exam score for their class?
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! If Tom and Mary are taking two different Methods classes, Tom has a z score of .40 for his exam mark and Mary has a z score of .80 for her exam mark, can you tell which one of them is closest to the average exam mark for their class?
Tom's score is 0.4 standard deviations above the mean
Mary's score is 0.8 standard deviations above the mean.
Tom's score is closest to the mean.
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If yes, which one is closest to the average exam score for their class?
Tom's score is cosest to the average.
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Cheers,
Stan H.
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