The weights of 30 new-born babies are given as follow: 6, 9, 5, 7, 6, 7, 5, 8, 9, 5, 7, 5, 8, 7, 8, 7, 5, 6, 5, 7, 6, 9, 9, 7, 8, 8, 7, 8, 9, 8. The mode is
 

  • A 6
  • B 5
  • C 8
  • D 7
  • E 10
jamb 1981mathematics

The correct answer is D. 7

The mode is the value that appears most frequently in a data set. 

In this case, the value that appears most frequently among the weights of the 30 newborn babies is 7, which appears 8 times. 

So, the mode of the weights is 7.

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