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emilyrandersonx
emilyrandersonx emilyrandersonx
  • 02-03-2017
  • Mathematics
Answered

X is a random independent variable with mean 20 and standard deviation of 5. Also suppose that y is a random independent variable with mean of 40 and standard deviation 10. Find the variance and standard deviation of the random variable Z = 2 + 10x

Verified Answer :

qnguyen191 qnguyen191
  • 02-03-2017

The variable equals 4.

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