Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 2 3 4 5 Probability 0.643 0.222 0.087 0.025 0.014 0.009 (a) Find the mean, variance, and standard deviation of the probability distribution Find the mean of the probability distribution. 1 =(Round to one decimal place as needed.) Find the variance of the probability distribution 02 =(Round to one decimal place as needed.) Find the standard deviation of the probability distribution. 6 =(Round to one decimal place as needed.) (b) Interpret the results in the context of the real-life situation O A. A household on average has 0.9 dog with a standard deviation of 1 0 dog. O B. A household on average has 0.6 dog with a standard deviation of 17 dogs. O C. A household on average has 1.0 dog with a standard deviation of 0.6 dog. O D. A household on average has 0.6 dog with a standard deviation of 1.0 dog