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The median of the data set 3, 7, 9, 12, 15 is: (2022)

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Question: The median of the data set 3, 7, 9, 12, 15 is: (2022)

Options:

  1. 7
  2. 9
  3. 12
  4. 10

Correct Answer: 9

Exam Year: 2022

Solution: 

Median = 9 (middle value of the ordered data set)

The median of the data set 3, 7, 9, 12, 15 is: (2022)

Practice Questions

Q1
The median of the data set 3, 7, 9, 12, 15 is: (2022)
  1. 7
  2. 9
  3. 12
  4. 10

Questions & Step-by-Step Solutions

The median of the data set 3, 7, 9, 12, 15 is: (2022)
  • Step 1: Write down the data set: 3, 7, 9, 12, 15.
  • Step 2: Make sure the data set is in order from smallest to largest. It is already ordered.
  • Step 3: Count how many numbers are in the data set. There are 5 numbers.
  • Step 4: Since there is an odd number of values (5), the median is the middle number.
  • Step 5: Find the middle number. The middle number is the 3rd number in the ordered list, which is 9.
  • Median – The median is the middle value of a data set when it is ordered from least to greatest.
  • Data Ordering – To find the median, the data set must be arranged in ascending order.
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