Practice Quiz

DAT Review Questions (Dental Admissions)

Category - Statistics

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What is the mode for the following set of numbers? 1, 7, 8, 7, 9, 1, 2, 4, 5, 1, 3, 6, 6, 0, 9, 3, 0, 1, 4, 6
  1. 1
  2. 4.15
  3. 4
  4. 2.5
Explanation
Answer: A - The mode (the number that occurs most frequently in the set) for the number set above is 1, which occurred four times in the 20 number series. 4.15 is the mean; 4 is the median or middle number when the numbers are in ascending order: 0, 0, 1, 1, 1, 1, 2, 3, 3, 4, 4, 5, 6, 6, 6, 7, 7, 8, 9, 9.
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