For planning purposes, U.S. Bancorp has determined the probability distribution for the retirement age, X, of employees in the mortgage work group. The probability distribution for X is given in the table.
Fill in the blanks. (Give your answers to one decimal place.)
1. The mean of X is _(Answer 1)_.
2. Suppose two employees from this work group are selected at random. Considering the probability distribution of the sample mean, x¯, the mean of x¯ is _(Answer 2)_.