A polling organization found in 2014 that 54 of people in a large country are concerned about global warming, down from 56% in 2011. Results for this poll were based on telephone interviews conducted in 2014, with a random sample of 1063 adults, aged 18 and older, living in the country. Does the sample from 2014 give evidence that concerns for global warming nave decreased since 2011? Complete parts a through e below.

Perform the test and find the P-value. What is the test statistic?

The test statistic is z

Answer rating: 100% (QA)

Test statistic Here p 05... View the full answer