content area top Part 1 After examining a child at his 2-year checkup, the boy's pediatrician said that the z-score for his height relative to other 2-year-olds in the country was 0.81. Explain to the parents what that means. Question content area bottom Part 1 He is 0.81 z-scores, standard deviations, inches, feet above the mean in height for 2-year-olds in the country