AP Statistics | Chapter 4 Review | Designing Studies

This is a chapter review of AP Stats for Chapter 4 of The Practice of Statistics: Designing Studies. What's the difference between an experiment and observational study? How do you design studies well? What are you able to conclude from the tests you perform? Test review for experimental designs and observational studies!

We cover explanatory and response variables, lurking variables, confounding variables, simple random samples, stratified random samples, cluster samples, systematic samples, biased wording, voluntary response bias, convenience samples, undercoverage, non-response bias, response bias

For more detailed videos on each of these topics, see detailed class videos
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[teskapt]

If you were my stats teacher, I wouldn’t be failing. Thank you for this!

[DulcexClara]

Thank you for this video, my ap stats teacher doesnt gives us a study guide so i came to youtube for some review

[mrchrisjr]

Very helpful, except throughout the entire video I kept thinking I had loose change in my pocket but it was just your bracelet.

[andiepayne]

Extremely helpful I loved how you separated and color coded everything

[xunokia]

perfect for my test today, thank you!!!

[paulmcinerney]

nice overall summary at 3:11 you are talking about stratified sampling in a context of experimental units....this seems like a mixing of vocabulary associated with sampling vs experiments which is something you were cautioning about in the previous video on matched pairs

[berro]

I missed the whole chapter cause I was quarantined this rly helped

[karinadougery]

Thank you so much for this! Very helpful!

[yeetz]

Who's watching this before their finals?

[nocharlie]

Matched paired designed also work best with identical twins