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Curated Video
She isn't African enough?! DNA Ancestry tests feat. It's Okay To Be Smart
Ancestry and DNA testing is one of the fastest growing consumer markets. Over 26 million people have access to their DNA profiles, but understanding these profiles is complicated -- especially if you're a descendant of enslaved people....
Healthcare Triage
How Does the FDA Approve a Drug?
Have you ever taken an over the counter medication for heartburn? How about an antibiotic for an ear infection? At some point pretty much all of us have visited a pharmacy to pick up a drug, but likely didn't consider where these drugs...
Curated Video
Determining Multiples of 2, 3, and 6 Using Divisibility Rules
In this video, the teacher explains how to determine if a whole number is a multiple of 2, 3, or 6 using divisibility rules. The teacher demonstrates how to apply the rules for each number and provides examples to illustrate the concept.
Crash Course
Crash Course Kids 42.1: Succeed by Failing
Engineers need things to fail so they can understand how to make things better. Find out about failure points and how they can help find better solutions to problems. [4:05]
Khan Academy
Khan Academy: Green's Theorem: Green's Theorem Example 1
Using Green's Theorem to solve a line integral of a vector field
Sophia Learning
Sophia: Sampling Error and Sample Size: Lesson 4
This lesson will explain sampling error and sample size. It is 4 of 4 in the series titled "Sampling Error and Sample Size."
Crash Course
Crash Course Kids 39.2: Problem? Try Trials
How do scientists keep working on a problem if the first solution doesn't fix it? Learn how they use experimental trials to find solutions. [3:00]
Sophia Learning
Sophia: Sample Statistics and Population Parameters: Lesson 2
This lesson will explain the distinction between sample statistics and population parameters, with a review of sampling distributions. It is 2 of 4 in the series titled "Sample Statistics and Population Parameters."
Sophia Learning
Sophia: Sample Statistics and Population Parameters: Lesson 3
This lesson will explain the distinction between sample statistics and population parameters, with a review of sampling distributions. It is 3 of 4 in the series titled "Sample Statistics and Population Parameters."
Sophia Learning
Sophia: Sample Statistics and Population Parameters: Lesson 4
This lesson will explain the distinction between sample statistics and population parameters, with a review of sampling distributions. It is 4 of 4 in the series titled "Sample Statistics and Population Parameters."
Sophia Learning
Sophia: Sampling With or Without Replacement: Lesson 4
This lesson will explain sampling with and without replacement. It is 4 of 4 in the series titled "Sampling With or Without Replacement."
Sophia Learning
Sophia: Significance Level and Probability of Making Type I Error: Lesson 4
This lesson will explain the significance level and the probability of making a Type I error. It is 4 of 5 in the series titled "Significance Level and Probability of Making Type I Error."
Sophia Learning
Sophia: T Tests: Lesson 4
This lesson will introduce the t-distribution and t-tests. It is 4 of 4 in the series.
Sophia Learning
Sophia: T Tests: Lesson 1
This lesson will introduce the t-distribution and t-tests. It is 1 of 4 in the series.
Sophia Learning
Sophia: T Tests: Lesson 2
This lesson will introduce the t-distribution and t-tests. It is 2 of 4 in the series.
Sophia Learning
Sophia: Z Test for Population Means: Lesson 3
This lesson will explain hypothesis testing when the population standard deviation (sigma) is known. It is 3 of 5 in the series.
Sophia Learning
Sophia: Z Test for Population Means: Lesson 1
This lesson will explain hypothesis testing when the population standard deviation (sigma) is known. It is 1 of 5 in the series.
Sophia Learning
Sophia: Sampling With or Without Replacement: Lesson 2
This lesson will explain sampling with and without replacement. It is 2 of 4 in the series titled "Sampling With or Without Replacement."
Sophia Learning
Sophia: Significance Level and Probability of Making Type I Error: Lesson 2
This lesson will explain the significance level and the probability of making a Type I error. It is 2 of 5 in the series titled "Significance Level and Probability of Making Type I Error."
Sophia Learning
Sophia: Significance Level and Probability of Making Type I Error: Lesson 5
This lesson will explain the significance level and the probability of making a Type I error. It is 5 of 5 in the series titled "Significance Level and Probability of Making Type I Error."
Sophia Learning
Sophia: Sampling Error and Sample Size: Lesson 2
This lesson will explain sampling error and sample size. It is 2 of 4 in the series titled "Sampling Error and Sample Size."
Sophia Learning
Sophia: Sampling Error and Sample Size: Lesson 3
This lesson will explain sampling error and sample size. It is 3 of 4 in the series titled "Sampling Error and Sample Size."