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In a class of 5 students, their scores are 12, 15, 18, 20, and 25. What is the m

Practice Questions

Q1
In a class of 5 students, their scores are 12, 15, 18, 20, and 25. What is the median score?
  1. 15
  2. 18
  3. 20
  4. 25

Questions & Step-by-Step Solutions

In a class of 5 students, their scores are 12, 15, 18, 20, and 25. What is the median score?
Correct Answer: 18
  • Step 1: Write down the scores of the students: 12, 15, 18, 20, 25.
  • Step 2: Arrange the scores in order from smallest to largest: 12, 15, 18, 20, 25.
  • Step 3: Count how many scores there are. There are 5 scores.
  • Step 4: Since there is an odd number of scores (5), the median is the middle score.
  • Step 5: Find the middle score. The middle score is the 3rd score in the ordered list, which is 18.
  • Step 6: Therefore, the median score is 18.
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