Data on several variables measuring overall health and well-being for five nations are reported here for 2005, with projections to 2020. 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 Expectancy (years 2005 an Infant Mortality Rate Canada U. S Mexico Columbia Japan China Sudan Kenya taly 2005 4.8 6.5 20.9 21.0 3.3 24.2 62.5 60.7 5.9 4.2 2020 4.4 5.4 13.2 12.3 2.7 12.6 38.9 42.4 4.6 3.6 2005 1.6 2.1 2.5 2.6 1.4 1.7 4.9 5.0 1.3 1.4 1.6 2.1 2.1 1.9 1.3 1.6 4.0 2.6 1.4 1.5 uo 75 72 81 72 59 53 31 76 64 81 91 79