Question: i would really appreciate if you could solve them all Problem 1 (20 points) For a high power battery the demand is -1, 0, 1,

i would really appreciate if you could solve them all

i would really appreciate if you could solve them all Problem

Problem 1 (20 points) For a high power battery the demand is -1, 0, 1, 2, 3 per day with probabilities 0, $. A demand of -1 means that battery is returned and its probability is zero. a) (10 points) Find the expected demand and variance b) (10 points) Assume that each battery sold returns 2508 profit. Find the expected profit and standard deviation. Problem 2 (40 points) Joint density function of two continuous random variable X and Y is given below 2(1+3y") 0

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