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One sample of n = 4 scores has the mean of M = 10, and second sample of n = 8 scores has mean of M = 20. If the 2 samples are combined, the mean for combined sample will be

  1. Equal to 15
  2. Greater than 15 but less than 20
  3. Less than 15 but more than 10
  4. None of other choices is correct

Statistics and Probability, Statistics

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  • Reference No.:- M923371

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