PreparED Study Materials
STAT 4201: Introduction to Mathematical Statistics I
School: Ohio State University
Number of Notes and Study Guides Available: 0
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.
Understanding Delaware's Income Distribution: A Statistical Look
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Analyze Delaware's per capita annual income using statistical methods. Understand the probabilities associated with various income levels for a sample of state residents. Learn to use the Z score formula for such evaluations.
Decoding Probabilities: Unions, Intersections, and Complements
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the intricacies of calculating probabilities using set theory concepts such as union and intersection. With step-by-step computations, understand how to find the likelihood of events A and B occurring or not occurring together. Witness the application of classic probabilistic formulas.
Let Y be a random variable with mean 11 and variance 9
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unpacking Bias in Surveys: Analyzing Parade's Cell Phone Ban Poll
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Examine the potential biases in a Parade Magazine survey about banning cell phone use while driving, focusing on the implications of voluntary response sampling.
Analyzing Teen Texting: Confidence Interval & Plausibility
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover how to calculate the 95% confidence interval for a population proportion using sample data. Through a practical example about texting habits among American teens, learn the implications of this statistical tool and how to assess plausibility.



















