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If the median of the data set 3, 7, 9, 15, 20 is x, what is the value of x? (202

Practice Questions

Q1
If the median of the data set 3, 7, 9, 15, 20 is x, what is the value of x? (2022)
  1. 7
  2. 9
  3. 15
  4. 20

Questions & Step-by-Step Solutions

If the median of the data set 3, 7, 9, 15, 20 is x, what is the value of x? (2022)
  • Step 1: Write down the data set: 3, 7, 9, 15, 20.
  • Step 2: Count how many numbers are in the data set. There are 5 numbers.
  • Step 3: Since there is an odd number of values (5), the median is the middle number.
  • Step 4: Find the middle number. The middle number is the 3rd number in the ordered list.
  • Step 5: The 3rd number in the list is 9.
  • Step 6: Therefore, the median (x) is 9.
  • Median – The median is the middle value of a data set when it is ordered from least to greatest.
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