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Multiple choice

Consider the data given below: 2, 4, 12, x1, x2 If the mean and standard deviation of the above data are 8 and 20.8, respectively, then what is the value of (x1)2 + (x2)2?

  1. 22

  2. 120

  3. 196

  4. 260

  5. None of these

Reveal answer Fill a bubble to check yourself
D Correct answer

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