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38. An integer is selected at random from -3 to 3 inclusive. Find the expected value of the number. O 39. A two-digit number is

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38. An integer is selected at random from -3 to 3 inclusive. Find the expected value of the number. O 39. A two-digit number is formed by using the digits 0, 1, 2 and 3 at random without repetition What is the probability that the number formed is an even number? m/J

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