Mean of 25 observations was found to be 4. But later it was found that 96 was mis-read as 69. Then the corrected mean is :

  1. 79.48
  2. 81.32
  3. 76.54
  4. 78.4
Anurag Mishra Professor Asked on 26th January 2016 in Maths.
Add Comment
  • 1 Answer(s)

    Answer:  (1) 79.48

    Anurag Mishra Professor Answered on 26th January 2016.
    Add Comment
  • Your Answer

    By posting your answer, you agree to the privacy policy and terms of service.