Help...
The track-and-field coach wants to know whether the students in the entire school prefer track races or field events. The coach draws a random sample from the following groups:
- All students in each grade
- All teachers in the school
- All boys in each grade in the school
- All students on the track-and-field team
Which group best represents the population she should take a random sample from to get the best results for her survey?
The technique that the advertising company used to persuade the viewer to use the diet pill was that they are using 'plain folks' to have the viewer relate.
