tmdyson8855 tmdyson8855
  • 08-03-2024
  • Mathematics
contestada

Suppose Y is a discrete random variable with E(Y) = 2 and E(Y²) = 8. Find V(2.5Y + 6)
a) 42.25
b) 26.5
c) 16.25
d) 29.75

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