Multiple Choice
Given independent random variables with means and standard deviations as shown,find the mean and standard deviation of the variable
+
+
.
A) μ = 6,σ = 19.05
B) μ = 6,σ = 5.74
C) μ = 6,σ = 33
D) μ = 86.60,σ = 19.05
E) μ = 36,σ = 3.46
Correct Answer:

Verified
Correct Answer:
Verified
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