Sampling, Bias, and Basic Statistics

1. Explain the difference between a survey and a census. What are the advantages of conducting a census over a survey?

2. Define "non-response bias" and explain how it can affect the results of a survey. Give a specific example not mentioned in the video.

3. A local news station wants to conduct a survey to determine the most important issues for residents in their viewing area. Describe a potential source of bias in their survey design and suggest a way to mitigate it.