friEdTech
Sample Mystery Challenge Video Prompt
This video is an example of how a student mystery challenge prompt could be. This video is done with Screencastify and shows a screen recording instead of a webcam video. This is just ONE example of how the video prompt could look. This...
Curated Video
Statistics for Data Science and Business Analysis - Calculating Confidence Intervals for Two Means with Dependent Samples
This video shows real life examples of confidence intervals on dependent samples. This clip is from the chapter "Confidence Intervals" of the series "Statistics for Data Science and Business Analysis".This section focuses on basic to...
Global Health with Greg Martin
Statistics made easy ! ! ! Learn about the t-test, the chi square test, the p value and more
Learning statistics doesn’t need to be difficult. This introduction to stats will give you an understanding of how to apply statistical tests to different types of data. You’ll learn about numeric and categorical data and gain an...
Curated Video
High Performance Scientific Computing with C 2.3: Discrete versus Fast Fourier Transform
How can we deal with spectral data? How can we apply divide-and-conquer approaches to numerical algorithms? • See how simple the DFT is to implement • Learn how to apply the divide-and-conquer approach for the FFT • See the huge speed-up...
Curated Video
Statistics for Data Science and Business Analysis - Student's T Distribution
This video is about the inception of the student's T distribution - a valuable tool when working with small samples. This clip is from the chapter "Confidence Intervals" of the series "Statistics for Data Science and Business...
Curated Video
Analyzing Independence of Events in an Observational Study
Using the example of ice cream flavors and toppings at a high school, this video demonstrates how to calculate simple probabilities and joint probabilities to check for independence. By analyzing the data from a sample of students, the...
Curated Video
Identifying and Avoiding Biased Samples
In this video, students learn about generating unbiased samples to obtain a representative sample of a population. The video discusses the types of biased sampling methods, such as convenience samples and voluntary response samples, and...
Curated Video
Statistics for Data Science and Business Analysis - Calculating Confidence Intervals Within a Population with a Known Variance
In this video, you will see the first example of the use of confidence intervals and introduce the concept of the z-score.
This clip is from the chapter "Confidence Intervals" of the series "Statistics for Data Science and Business...
Curated Video
Building America's Largest Organic Tea Company
The video is a talk by Seth Goldman, the co-founder of Honest Tea and Executive Chairman of Beyond Meat, discussing his entrepreneurial journey and the importance of incorporating personal values and ethics into business. He shares the...
Curated Video
Taking a Simple Random Sample Using a Random Number Generator
Walk through an example of selecting juniors and seniors in a high school to decide on the theme for the prom. This video provides step-by-step instructions on assigning numbers to each student, using the random number generator,...
Curated Video
Interpreting Marketing Data: Confidence Intervals, Correlations, and Extrapolation Explained
The video discusses different techniques for interpreting marketing data, including confidence intervals, correlations, and extrapolation. The speaker explains each technique in detail and provides examples to illustrate how they work in...
Curated Video
How to Obtain a Random Sample for Surveys
This video explains how to obtain a random sample from a population using different methods such as drawing names or numbers, using a table of random numbers, or a random number generator on a calculator or computer. It emphasizes the...
Schooling Online
Chemistry Properties and Structure of Matter: Properties of Matter - Percentage Composition
Watch Cookie struggle after the pirates had a late night out on the seven seas. They should be awake after eating 90% dark chocolate and drinking a strong (10 000%) coffee! This lesson will introduce the technique of gravimetric...
KnowMo
Introduction to Sampling: How to Select a Representative Sample
This video is a lecture about sampling, which is a method used to collect and analyze data about a population. The lecturer explains that it is often not feasible to collect data from every member of a population, so a sample is taken...
Curated Video
Preparation of Insoluble Salts: Using Solubility Rules and Filtration.
The video provides a detailed explanation of how to prepare a pure dry sample of an insoluble salt, specifically lead sulfate. The speaker first explains the solubility rules that determine whether a salt is soluble or not. Then, he goes...
Curated Video
Introduction to Sampling in Marketing and Research
This video gives an introduction and overview of sampling from a marketing perspective. The speaker explains the different types of sampling techniques such as random sampling, quota sampling, and stratified sampling, and provides...
FuseSchool
DNA Fingerprinting
CREDITS Animation & Design: Waldi Apollis Narration: Dale Bennett Script: Bethan Parry & Helen Stamp What is DNA fingerprinting or DNA profiling? Leicester University geneticist Alec Jeffreys developed a technique called DNA...
Professor Dave Explains
Kinetic Molecular Theory and its Postulates
We learned about ideal gases and the ideal gas laws, and we briefly touched on kinetic molecular theory, which puts these laws in context. But let's now go through this theory more rigorously, analyzing each postulate one at a time.
Global Health with Greg Martin
Hypothesis Testing
Hypothesis testing is the cornerstone of statistical analysis and the scientific method. If you are doing research or analyzing data, then you might be wanting to use statistics to draw your conclusions. Using tests like the t-test,...
Curated Video
Reducing Margin of Error with Simulation and Sample Size
This video explains how to use simulation to decrease the size of a confidence interval, using the example of a cafeteria manager who wants to know how many parents of school children believe that school lunches are satisfactory. The...
ProTeachersVideo
How Science Works: Asthma on the Run
Ceri Harrop is a biochemist at the University of Manchester specialising in respiratory medicine and developing new treatments for people with breathing difficulties. As part of her research, Ceri meets asthmatic athlete Wayne Ashall, a...
Curated Video
Statistics for Data Science and Business Analysis - Calculating Confidence Intervals for Two Means with Independent Samples (Part 1)
This is the first of the three-part video, where you'll calculate confidence intervals for two means with independent samples. This clip is from the chapter "Confidence Intervals" of the series "Statistics for Data Science and Business...
Curated Video
Statistics for Data Science and Business Analysis - Calculating Confidence Intervals Within a Population with an Unknown Variance
This video is about calculating confidence intervals within a population with an unknown variance.
This clip is from the chapter "Confidence Intervals" of the series "Statistics for Data Science and Business Analysis".This section...
Brian McLogan
Solving a word problem with one variable - Online tutor - Free Math Videos
👉 Learn how to solve equations from word problems. A word problem is a real word simulation of a mathematics principle. We can solve equation(s) from a word problems by first understanding what the problem is asking. We then assign...