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In a large shipment of tomatoes, the weight of each tomato is Normally distributed with mean...

In a large shipment of tomatoes, the weight of each tomato is Normally distributed with mean μ = 4.2 ounces and standard deviation s = 1.0 ounce. Tomatoes from this shipment are sold in packages of three.

Assuming the weight of each tomato is independent of the weights of other tomatoes, compute the VARIANCE of the weight of a package.

Math   Statistics-And-Probability   
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TOPIC:Variance of random variables.

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