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Earn +20 ptsQ: A z-score of -1.0 represents a percentile rank of roughly?
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Continue Learning about Math & Arithmetic
A score of -1 standard deviation represents what percentile rank approximately?
approximately 32nd percentile
What is another way to express class rank?
Percentile rank
What percentile rank would represent a person with a z score of 3?
The top percentile (> 99.86%)
If a student's rank in a class of 400 students is 44 then what is the student's percentile rank?
The answer is 52
What is the percentile rank of the score 20 in a unit normal distribution that has a population mean of 21 and a variance of 4?
It is the 31st percentile.
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