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In a set of 11 observations arranged in ascending order the median is 40. The two smallest values are each reduced by 5 and the largest value is doubled. What is the new median?

Competition practiceStatistics
  • A45
  • BCannot be determined
  • C40
  • D35

Step-by-Step Solution

The median is the 6th value. Lowering the two smallest and raising the largest keeps them at the ends, so the order of the middle values does not change and the median stays 40.
Answer: C) 40

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