Following is a probability distribution for the number of cars, owned by a randomly selected household. Number of Cars Probability ... 0.03 1 0.13 2 0.70 3 0.10 4+ 0.04 a. Find the mean. (Answer in 3 decimal places.) Answer: Blank 1 b. Find the standard deviation. (Answer in 3 decimal places.) Answer: Blank 2 Blank 1 Add your answer Blank 2 Add your answer

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