An agency collects demographics concerning the number of people in families per household in a certain country. Assume the distribution of the number of people per household is as x P(x) |E shown in the table to the right. 2 0.26 3. Calculate the expected number of people in families per household in the country. 3 0.24 b. Compute the standard deviation of the number of people in families per household. 1; 3?: 6 0.04 7 0.05 a. The expected number of people in families per household is 3.62'. (Type an integer or a decimal.) b. The standard deviation of the number of people in families per household is 1.3673 . (Type an integer or decimal rounded to four decimal places as needed.)