Find, correct to two decimal places, the mean of 9, 13, 16, 17, 19, 23,…

Find, correct to two decimal places, the mean of 9, 13, 16, 17, 19, 23, 24.

  • A.
    23.00
  • B.
    17.29
  • C.
    16.50
  • D.
    16.33
Correct Answer: Option B
Explanation

Mean (= frac{sumhspace{1mm}ofhspace{1mm}allhspace{1mm}thehspace{1mm}numbers}{Totalhspace{1mm}Number}\
frac{9+13+16+17+19+23+24}{7}\
frac{121}{7}=17.2857=17.29)

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