Recent research suggests that car ownership may have peaked. The following probability distribution table shows the random variable, x, where x is...
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Question

Recent research suggests that car ownership may have peaked. The following probability distribution table shows

the random variable, x, where x is number of cars owned by household:


(a) Determine the mean of x (Round the answer to two decimal places). Show all work. 


(b) Determine the standard deviation of x


Screen Shot 2019-11-02 at 10.50.50 AM.png

Screen Shot 2019-11-02 at 10.50.50 AM.png

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