in exercise 25-34, identify the population and the sample. describe the sample data set. 25. a survey of 1021 u.s adults found that 45% have a favorable view of cuba. 26. a study of 227 u.s infants was conducted to explore norms of the gut microbiomes of healthy infants. 27. a survey of 1500 u.s adults found that 59% have never had a vaccine reaction. 28. a survey of 1028 u.s adults found that 7% of respondents have never heard of organ and tissue donation. 29. a survey of 2111 u.s small business owners found that 54% oppose increasing the minimum wage. 30. a survey of 214 of the seniors graduating with a bachelor of science degree from a university found that 15% planned to obtain entry-level jobs in the health field. 31. a survey of 1001 u.s adults found that 47% of respondents typically feel well rested on weekdays. 32. a survey of 366 automobile owners who purchased extended warranties found that 44% never used the warranty. 33. to gather information about starting salaries at companies listed in the standard & poor's 500, a researcher contacts 74 of the 500 companies. 34. in a survey of 679 members of a local children's museum about parenting attitudes, 575 of the participants were female and 423 of the participants were parents of two or more children