PreparED Study Materials
STAT 1053: STAT 1053
School: University of Texas at San Antonio
Number of Notes and Study Guides Available: 1
Notes
Videos
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:
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.
Analyzing Voter Demographics: Independence & Exclusivity
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Analyze the relationships between different political affiliations and age groups. Determine whether certain events are independent, mutually exclusive, or neither, based on the provided probabilities. The findings offer a nuanced understanding of voter demographics and their interdependencies.
Poisson Distribution in Event Count & Uranium Discovery
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the dynamics of Poisson distribution using both theoretical understanding and a practical application related to discovering uranium deposits. With the help of Bayes' formula and parameter adjustments, interpret various probabilities and outcomes for event occurrences.
011 Car Colors in North America: Trends & Visual Insights
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the trends in car colors for North America in 2011. Break down the percentage distribution of various shades, from dominating whites to the less frequent greens. Understand the best visual techniques to represent this data, weighing the pros and cons of graphs.
42.1 Web Visits: How It Stacks Up to U.S. Average
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore how hypothesis testing is used to compare a sample mean of Internet visits to the national average. Through calculations and statistical analysis, we determine if a sample of users' web usage significantly deviates from the average U.S. web usage.
Analyzing Salad Habits: A Statistical Look at 85.5%
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Examine a survey of 200 adults regarding salad consumption, leading to a sample proportion of 85.5%. Using hypothesis testing and z-test calculations, the video determines whether more than 85% of American adults eat salad weekly. The results offer statistical insights into dietary habits.