Sec 3/4 E Math T14-Q01 - Mean and standard deviation of ungrouped data

Sec 3/4 E Math T14-Q01 - Mean and standard deviation of ungrouped data

Secondary 3
Original parallel to Sec3&4 E Math FA

The data are \(5, 7, 8, 9, 9, 10, 12, 13\).

  1. Calculate the mean.
  2. Calculate the standard deviation, giving your answer correct to 3 significant figures.

Solution:

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Answer:(a) \(9.125\); (b) \(2.421\).

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