Custom Writing Service-Confidence Intervals
Watch the video, Confidence Intervals (Confidence Intervals, 2013).
- What would happen if the confidence interval for your chosen variable did not include the value of the population mean?
- What changes to sample would make you more certain that the confidence interval contained the value of the population mean?
- Describe the variable and how it might be used in your career (the example from the video is battery life)
- why you would need to use a sample to infer something about the population.
- In your own words, explain why you believe that a confidence interval will accurately predict the mean of the population from which the sample was drawn?
References:
Confidence Intervals: Against All Odds: Inside Statistics [Video file]. (2013). Retrieved August 1, 2017, from https://fod.infobase.com/PortalPlaylists.aspx?wID=104861&xtid=111536
