Explain why some belief systems became world religions and others did not.

The government has the right to restrict the number of people who visit the white house. this is an example of a government exercising its

The authors of the paper "fudging the numbers: distributing chocolate influences student evaluations of an undergraduate course"† carried out a study to see if events unrelated to an undergraduate course could affect student evaluations. students enrolled in statistics courses taught by the same instructor participated in the study. all students attended the same lectures and one of six discussion sections that met once a week. at the end of the course, the researchers chose three of the discussion sections to be the "chocolate group." students in these three sections were offered chocolate prior to having them fill out course evaluations. students in the other three sections were not offered chocolate. the researchers concluded that "overall, students offered chocolate gave more positive evaluations than students not offered chocolate." indicate whether the study is an observational study or an experiment. give a brief explanation for your choice.

How do the media affect government? elected officials count on the media for financial support. elected officials use the media to communicate with the american people. elected officials use the media to discourage participation in interest groups. elected officials count on the media to tell them how well they are doing.