Practice Quiz

Six Sigma Green Belt

Category - Black Belt

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A company’s marketing research reveals that in their target customer area, 50% of people are under the age of 39 years while 50% of people make over $80,000 per year. What is this descriptive statistic referred to?
  1. average
  2. mean
  3. mode
  4. median
Explanation
Answer: D - This statistic is referred to as a median.

Key Takeaway: Median calculations are considered descriptive statistics and they shed light on a point in a data set whereby 50% of the data fall above while 50% fall below. This is a common descriptive used in large census projects as well as marketing campaigns.
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