Achievement test scores. The distribution of scores on a nationally administered college achievement test has a median of 520 and a mean of 540.
a. Explain why it is possible for the mean to exceed the median for this distribution of measurements.
b. Suppose you are told that the 90th percentile is 660. What does this mean?
c. Suppose you are told that you scored at the 94th percentile. Interpret this statement.
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