# STAT 5610: STAT 5610

### School: Western Michigan University

Number of Notes and Study Guides Available: 1

### Videos

##### Comparing Plastic Gear Strengths: Supplier 1 vs. Supplier 2 Analysis

Want To Learn More? To watch the entire video and ALL of the videos in the series:

This video presents a comparison between two suppliers of plastic gears in terms of their mean impact strength. Using statistical tools like the two-sample t-test and confidence intervals, we evaluate which supplier offers stronger gears.

##### 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.

##### Sullivan's Algebra Scores: Frequency to Probabilities Analysis

Want To Learn More? To watch the entire video and ALL of the videos in the series:

Explore Sullivan’s College Algebra homework score analysis, from frequency distribution construction to in-depth statistical calculations such as standard deviation. Discover histogram visualizations, mean and median interpretations, and probability estimations for various score thresholds. Utilize Excel functions for precise calculations.

##### Brand X vs. Brand Y: 95% Confidence in Voltage Difference

Want To Learn More? To watch the entire video and ALL of the videos in the series:

Compare the voltages of Brand X and Brand Y batteries using statistical analysis. Learn how to determine a 95% confidence interval for their mean differences. Understand the process from data collection to interpretation of results.

##### Calculating Confidence Interval for Educational TV Viewership

Want To Learn More? To watch the entire video and ALL of the videos in the series:

Learn how to determine a 90% confidence interval for the proportion of people who watch educational television based on a survey. Understand how to utilize the z-score and interpret results, guiding decisions for a television company's publicity efforts.

##### Analyzing Movie Habits Survey: Uncovering Hidden Biases

Want To Learn More? To watch the entire video and ALL of the videos in the series:

Unpack the potential biases in a survey about movie-watching habits based on its design and constraints. Learn how limiting to residential phones and specific time frames can affect results. Recommendations are made to ensure a broader, more accurate perspective.