PreparED Study Materials
Notes
Videos
Poisson Analysis: Asthma ED Visits in Seattle
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unpack a Seattle-based study on Emergency Department asthma visits using the Poisson distribution. Explore the probability of visit frequencies and derive insights on healthcare patterns. Conclusions provide a statistical overview of asthma-related ED attendance.
Calculating Permutations: 720 Ways to Arrange 6 Objects
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the principles of permutations with 6 distinct objects. Learn the ins and outs of factorial calculation and its application to combinatorics. Grasp the method to find the number of unique arrangements for any set of items.
Lake Macatawa Bacteria: 90% Confidence Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the method to analyze bacteria colonies in Lake Macatawa's east basin. Using 30 samples, we compute a 90% confidence interval for the mean colony count. Learn the steps of statistical analysis in environmental studies.
Buteyko Breathing's Impact on Asthma: A Study Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this video, we examine the Buteyko method's impact on asthma symptoms using a study of 600 patients. Participants were divided into two groups, one practicing the technique and the other not. The Buteyko group showed significant improvement in life quality and symptom reduction.
Young Adults' TV Habits: Decoding Mean and Probability
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover how to determine the probability and mean of young adults watching TV in a week. Using provided data, we compare the sample mean with the calculated population mean to interpret expected TV viewing habits.
Choosing Samples: The Math of Online Freebies
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the mathematical principles behind choosing free samples in online shopping scenarios. Understand combinations, how to calculate them, and see real-world examples of selecting multiple items.














