What was the percent change of life expectancy in Angola from 2002 to 2009? Round your answer to 2 decimal places.
⦁ The nationwide adult smoking rate is 15.8 In a random sample of 4080 American adults, how many of these are likely to smoke? Round to the nearest integer. ⦁ New York City Mayor Michael Bloomberg made it his mission to reduce smoking in New York City. New York City’s adult smoking rate is 21%. In a random sample […]