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If your sample size is small and your standard deviation is high, your results mean nothing. The video explains how to solve for sample size, assuming you are given the confidence, standard deviation, and error rate.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Create practice problems that align with the video
- The video could work well as homework in a flipped classroom
Classroom Considerations
- Expects prior knowledge of confidence, standard deviation, and error rate
- The first in a series of six videos
- This video is hosted on YouTube
Pros
- Includes step-by-step instructions for problem solving
Cons
- Does not explain how to get the other numbers in the equation