The Learning Edge

## Statistics: Sample variance | Descriptive statistics | Probability and Statistics | Khan Academy

Using the variance of a sample to estimate the variance of a population Watch the next lesson: https://www.khanacademy.org/math/probability/random-variables-topic/random_variables_prob_dist/v/random-variables?utm_source=YT&utm_medium=Desc&utm_campaign=ProbabilityandStatistics Missed the previous lesson? https://www.khanacademy.org/math/probability/descriptive-statistics/old-stats-videos/v/statistics-variance-of-a-population?utm_source=YT&utm_medium=Desc&utm_campaign=ProbabilityandStatistics Probability and statistics on Khan Academy: We dare you to go through a day in which you never consider or use probability. Did you check the weather forecast? Busted! Did you decide […]

## Kaplan Nursing NCLEX RN® Live Online Sample

This is a short preview of a typical Classroom Anywhere(TM) online course for a Kaplan Nursing NCLEX-RN® review course. Students can chat with the instructor as the instructor interacts on camera through video and audio with the students while teaching the class. Video Rating: / 5

## Addition & Subtraction Rap Sample Clip

This is a sample from Rock ‘N Learn Addition & Subtraction Rap. Kids love solving addition and subtraction facts by playing a fun game of who can answer first. With a total of 498 facts, students build speed and accuracy while being entertained by D.J. Doc Roc and the Get Smart Crew. Cool performances by […]