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Katena32 [7]
3 years ago
11

A woman is told her weight has a standard score (z-score) of –1.5. this means that

Biology
1 answer:
Natasha2012 [34]3 years ago
8 0
This means that her weight is 1.5 standard deviations below the mean. The z-score informs us how many standard deviations above or below the mean a sample (in this case the woman's weight) is. Standard deviation is a statistical measure that expresses how much a sample differs from the mean value of a population or a group of samples. 
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