AP Statistics Exam Prep

Category - AP Statistics

What is the mean for the following test scores? 92%, 87%, 75%, 88%, 96%, 95%, 94%, 82%, 88%
  1. 85.56%
  2. 88%
  3. 84.92%
  4. 86%
Explanation
Answer: A - The mean for the data set above is 85.56% The mode is 88% and the median or middle number when the numbers are in ascending order (75%, 82%, 87%, 88%, 88%, 92%, 94%, 95%, 96%) is 88%.
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