You are trying to convince your parents to finance your planned trip to europe. first, you ask them for a small favor (a bus ticket to a local city), hoping that later they will be more willing to send you on the longer trip. this technique is known as:

You're doing research for a public essay on alternative medicine. which of the following sources has the most reliable information? a.a post on a social networking site about the undesired side-effects of different alternative medicinesb.a recent government report comparing the results of alternative and contemporary medicine for a specified diseasec.an anonymous article on a medical website that claims the success of alternative medicined.a 2003 study conducted by a medical research center about the effects of alternative medicine

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.

Answer asap and you read the following quote from hiram rhodes revels: i find that the prejudice in this country to color is very great, and i sometimes fear that it is on the in the space provided, reflect on revels’ quote. do you believe that attitudes toward race have improved since this quote was made? is there work still to be done? use examples to support your thoughts.