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Question 39

If the mean of the numbers 4, 3, 5, x, 7 is 5, find the variance

  • A.2
  • B.10
  • C.√2
  • D.5
Objective

Question details

Exam body
FUNAAB
Subject
Mathematics
Year
2020/2021
Question no.
#39
Type
Objective
Previous · Q38If x - 2 is a factor px 3 + 2x 2 - 2p + 12, find the value of p Next · Q40 If y = 2cos(3x - π), then dy/dx is

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