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Question 19

Given that the mean of the scores 15, 21, 17, 26, 18 and 29 is 21, calculate the standard deviation of the scores

  • A.\(\sqrt{10}\)
  • B.4
  • C.5
  • D.\(\sqrt{30}\)
Objective

Question details

Exam body
WAEC
Subject
Mathematics
Year
2012
Question no.
#19
Type
Objective
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