PreparED Study Materials
Notes
Videos
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 Teen Texting: Confidence Interval & Plausibility
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover how to calculate the 95% confidence interval for a population proportion using sample data. Through a practical example about texting habits among American teens, learn the implications of this statistical tool and how to assess plausibility.
Lake Macatawa Bacteria: 90% Confidence Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the method to analyze bacteria colonies in Lake Macatawa's east basin. Using 30 samples, we compute a 90% confidence interval for the mean colony count. Learn the steps of statistical analysis in environmental studies.
Reaction Times in Anderson's Study: Analyzing Central Tendencies
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore Anderson's 1999 study on how attention load impacts reaction times. Through hands-on analysis, understand the computation of mean, median, and mode from the provided data. Highlighting the significance of the median in capturing the central tendency amidst potential outliers.
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.
Analyzing Ford F-750 Mileage Using Z-Scores & Probabilities
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore how z-scores help analyze the mileage of Ford Super Duty F-750 trucks. Discover the percentages that reached specific mileage markers and grasp the significance of data using the z-table.