In 2015 as part of the General Social Survey, 1138 randomly selected American adults responded to this question:

"Some countries are doing more to protect the environment than other countries. In general, do you think that America is doing more than enough, about the right amount, or too little?"

Of the respondents, 470 replied that America is doing about the right amount. What is the95

% confidence interval for the proportion of all American adults who feel that America is doingabout the right amountto protect the environment.