A production supervisor records weekly machine downtime in hours: . What is the median downtime?
Answer and explanation
Correct answer: D.
- Step 1: Sort the seven data points in ascending order: . The 4th value (the median) is . **Answer: . Why not the others:** is the third sorted value, is the mean (), and is the fifth sorted value.
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More Commercial Arithmetic, Applied Algebra, Geometry and Statistics questions
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