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In a data set, the numbers are 3, 7, 7, 2, 5, 7, 8, 9. What is the mode of this

Practice Questions

Q1
In a data set, the numbers are 3, 7, 7, 2, 5, 7, 8, 9. What is the mode of this data set?
  1. 2
  2. 5
  3. 7
  4. 9

Questions & Step-by-Step Solutions

In a data set, the numbers are 3, 7, 7, 2, 5, 7, 8, 9. What is the mode of this data set?
  • Step 1: Look at the list of numbers: 3, 7, 7, 2, 5, 7, 8, 9.
  • Step 2: Count how many times each number appears in the list.
  • Step 3: The number 3 appears 1 time.
  • Step 4: The number 7 appears 3 times.
  • Step 5: The number 2 appears 1 time.
  • Step 6: The number 5 appears 1 time.
  • Step 7: The number 8 appears 1 time.
  • Step 8: The number 9 appears 1 time.
  • Step 9: Compare the counts of all the numbers.
  • Step 10: The number that appears the most is 7, which appears 3 times.
  • Step 11: Therefore, the mode of the data set is 7.
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