PreparED Study Materials
ST 520: ST 520
School: North Carolina State University
Number of Notes and Study Guides Available: 1
Notes
Videos
Buteyko Breathing's Impact on Asthma: A Study Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In this video, we examine the Buteyko method's impact on asthma symptoms using a study of 600 patients. Participants were divided into two groups, one practicing the technique and the other not. The Buteyko group showed significant improvement in life quality and symptom reduction.
Exit Poll Analysis: Education Funding Referendum Votes
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the application of proportion z-tests in analyzing exit polling data. Understand how to determine the likelihood of sample results given a population proportion. Recognize the importance of considering non-sampling errors in interpreting exit poll outcomes.
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:
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.
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:
Examine the potential biases in a Parade Magazine survey about banning cell phone use while driving, focusing on the implications of voluntary response sampling.
Actinomycin D's Impact on RNA Synthesis: An Experimental Insigh
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore a biologist's experiment testing the effects of actinomycin D concentrations on RNA synthesis in cells. By analyzing the outcomes and calculating p-values, this video offers insights into how higher concentrations might inhibit normal RNA synthesis.
Analyzing Student Homework Times: Quartiles & Data Insights
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Examine a dataset that tracks student homework durations. Understand quartiles, the interquartile range, and skewness in the data. Discover insights into typical study durations and outlier behaviors.