PreparED Study Materials
STAT 155: Statistical Reasoning
School: Southeast Missouri State University
Number of Notes and Study Guides Available: 0
Videos
Car Theft Rates: Does Your Car Type Influence Risk?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the relationship between specific car types and their theft rates. This video assesses correlations between car models like the Honda Accord, Toyota Camry, and others, emphasizing the difference between correlation and causation.
Understanding Mutually Exclusive Events: Real-life Scenarios
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the concept of mutually exclusive events in probability, using practical examples like rolling a die, selecting college students, and understanding political party registrations.
Crunching Car Sales Data: Size, Color, and Probability Insights
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Uncover the likelihood of different car combinations by size and color from a dealer's sales data. Learn how to calculate probabilities, from the chances of a small car being black to the odds a non-small car isn't gray. An insightful look into understanding car preferences.
Predicting Preference: Using Binomial Distribution for a New Dairy For
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover how the binomial distribution formula can predict the preference of judges for a new dairy drink formula. Understand the odds of different outcomes from unanimous approval to complete rejection. Dive into probability, expectations, and variance to decode consumer choices.
Battery Lifetimes: Mean, Variance & Standard Deviation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the nuances of analyzing battery lifetime data through mean, variance, and standard deviation computations. Using class boundaries, midpoints, and frequencies, gain insights into the dispersion of battery lifespans and the average deviation from the mean.
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.










