📊 R Programming
Q. Which of the following produces the variance covariance matrix?
  • (A) sd(x, na.rm=TRUE)
  • (B) mad(x, na.rm=TRUE)
  • (C) fivenum(x, na.rm=TRUE)
  • (D) var(x, na.rm=TRUE)
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✅ Correct Answer: (D) var(x, na.rm=TRUE)

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