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      Question

      There are 40 elements in a data set and their average is

      75. If every element is scaled by a factor of 12, compute the new average.
      A 828 Correct Answer Incorrect Answer
      B 900 Correct Answer Incorrect Answer
      C 504 Correct Answer Incorrect Answer
      D 665 Correct Answer Incorrect Answer

      Solution

      ATQ,

      New average = 75 × 12 = 900

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