Question: Refer to Exercise 4. The total number of assemblies that fail to meet specifications is X + Y. a. Find μ X+Y . b. Find

Refer to Exercise 4. The total number of assemblies that fail to meet specifications is X + Y.

a. Find μX+Y.

b. Find σX+Y.

c. Find P(X + Y = 3).

Refer to Exercise 4.

y 0.15 0.12 0.11 0.10 0.07 0.09 0.05 0.04 2 0.06 0.05 0.04 0.02 3 0.03 0.04 0.02 0.01 3.

y 0.15 0.12 0.11 0.10 0.07 0.09 0.05 0.04 2 0.06 0.05 0.04 0.02 3 0.03 0.04 0.02 0.01 3.

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