When the 2010 General Social Survey asked subjects in the US whether they would be willing to accept cuts in their standard of living to protect the environment, 486 of 1374 subjects said yes. a....

When the 2010 General Social Survey asked subjects in the US whether they would be willing to accept cuts in their standard of living to protect the environment, 486 of 1374 subjects said yes.

a. Estimate the population proportion who would say yes. Construct and interpret a 99% confidence interval for this proportion.

b. Conduct a significance test to determine whether a majority or minority of the population would say yes. Report and interpret the P-value.