please solve and explain

Research Assignment: Data Reliability and Surveying a Sample Data Reliability 1. When interpreting statistical information, the reliability of the source needs to be considered. List several examples under the categories below: (at least 2 each) Reliable Sources Skeptical Sources 2. Polls are interviews with randomly selected samples that determine opinions on topics. They will report the margin of error for a particular poll. For example: "the margin of error is +3% , 19 times out of twenty." Describe what "margin of error" means in Statistics, in two ways: i) a researched definition (copy) 1i) a definition in your own words (reword/explain (i) above) 111) How does "margin of error" effect the results of a survey? You can answer this descriptively, or just give an example