Data on several variables measuring overall heath and well-being for five nations are reported here for 2005, with projections to 2010. Are nations becoming more or less diverse on these variables? Calculate the mean, range, and standard deviation for each year for each variable. Summarize the results in a paragraph. Life Infant Expectancy Mortality Fertility (years) Rate* Rate† 2005 2010 2005 2010 2005 2010 Canada 80 81 4.8 5.0 1.6 1.6 United States 78 78 6.5 6.1 2.1 2.1 Mexico 75 76 20.9 17.8 2.5 6.6 Columbia 72 74 21.0 16.9 2.6 2.2 Japan 81 82 3.3 2.8 1.4 1.2 China 72 74 24.2 19.4 1.7 1.8 Sudan 59 53 62.5 78.1 4.9 4.5 Kenya 53 59 60.7 53.5 5.0 4.6 Italy 80 80 5.9 5.4 1.3 1.3 Germany 79 79 4.2 4.0 1.4 1.4