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1. What is the median? 2. What is P90? 3. What is the skew? The following are the ungrouped scores (out of 100) for a

1. What is the median?

2. What is P90?

3. What is the skew?

The following are the ungrouped scores (out of 100) for a random sample of 25 students on past midterm tests. 78 49 77 68 72 67 66 88 68 80 89 79 67 68 69 54 90 66 54 84 71 59 68 71 55

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