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A polling organization found in 2013 that 51% of people in a large country are concerned about global warming, dawn from 54% in 2010. Results for this poll were based on telephone interviews conducted in 2013. with a random sample of 1484 adutts, aged 18 and older, living in the country. Does the sample from 2013 give evidence that concerns for global wanning have decreased since 2010'? Complete parts a through e below. a) Write appropriate hypotheses. Let p be the proportion of people in the country who are concerned about global warming. (Type integers or decimals. Do not round.)