Question: 1-4 Ture or False (No need to write reason) 1. In a given experiment, the probabilities of all mutually exclusive events sum to one. 2.

1-4 Ture or False (No need to write reason) 1. In a given experiment, the probabilities of all mutually exclusive events sum to one. 2. The expected value of a discrete random variable is always greater than or equal to zero. 3. In a periodic inventory system, a constant amount is ordered when inventory declines to a predetermined level. 4. The EOQ is the optimal order quantity that will minimize total carrying costs

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