Use the probability distribution or histogram to find the (a) mean, (b) variance, (c) standard deviation, and (d) expected value of the probability distribution, and (e) interpret the results. The histogram shows the distribution of household sizes in country A for a recent year. 1 2 3 4 5 6 or more 0.00 0.10 0.20 0.30 0.40 Household Size P(x) 0.286 0.322 0.165 0.132 0.054 0.041
