Complete parts a and b below The number of dogs per household in a small town Dogs 0 2 Probability 0 652 0 088 1 0 218 0 3 0 022 4 0 013 5 O 0 007 a Find the mean variance and standard deviation of the probability distribution Find the mean of the probability distribution Round to one decimal place as needed Find the variance of the probability distribution o Round to one decimal place as needed Find the standard deviation of the probability distribution Round to one decimal place as needed b Interpret the results in the context of the real life situation A A household on average has 0 5 dog with a standard deviation of 14 dogs B A household on average has 0 5 dog with a standard deviation of 0 9 dog OC A household on average has 0 9 dog with a standard deviation of 0 9 dog O D A housefold on average has 0 9 dog with a standard deviation of 0 5 dog