PreparED Study Materials
DMS 2010: Statistics for Social and Behavioral Sciences
School: Auburn University
Number of Notes and Study Guides Available: 3
Notes
Videos
U.S. Adult Satisfaction in 2010: Confidence Interval Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover how to construct a confidence interval for understanding U.S. adult satisfaction. Using a sample from a 2010 Gallup Poll, we unveil the proportion of adults pleased with the state of affairs, backed by statistical calculations.
Probabilities with Poisson Variables X1 & X2
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the complexities of two independent Poisson random variables, X1 and X2, with means ?1 = 2 and ?2 = 3. Understand the process of calculating specific event probabilities and the application of the Poisson formula. Key takeaways include the manipulation and interpretation of these statistical values.
Choosing Samples: The Math of Online Freebies
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.
Comparing Ages: Slot Machine vs. Roulette Players
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Examine the mean ages between two distinct groups: slot machine players and roulette enthusiasts. Utilizing the independent sample t-test, evaluate if there's a significant age difference between the two groups. The findings offer a nuanced understanding of player demographics in gaming environments.
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:
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.
Analyzing Age Distribution of Proofreaders: A Statistical Approach
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the statistical process behind analyzing the age distribution of proofreaders at a publishing company. Learn how to use the Z-score formula for individual and sample mean probabilities, and how to interpret results using a Z-table.