|
A nationwide sample of influential Republicans and Democrats was asked as a part of a comprehensive survey whether they favored lowering environmental standards so that high-sulfur coal could be burned in coal-fired power plants. The results were:
At the .02 level of significance, can we conclude that there is a larger proportion of Democrats in favor of lowering the standards? Determine thep-value. |
| New search. (Also 1294 free access solutions) |