The scores on an entrance exam to a university are known to have an approximately normal distribution with mean 65% and standard deviation 7.1%. What is the standardized score for a student who scores 60% on this test?
Added by Vanessa F.
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A standardized score, also known as a z-score, measures how many standard deviations an observation or data point is from the mean. The formula to calculate the z-score is: Z = (X - μ) / σ where: - X is the value of the observation or data point - μ is the Show more…
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