Khan Academy
Khan Academy: Bernoulli Distribution Mean and Variance Formulas
Video example of what a Bernoulli distribution is. Demonstrates how the general formulas for the mean and variance of the distribution are derived.
Imagine Learning Classroom
Learn Zillion: Slideshow: Approximating a Sampling Distribution From a Simulation
In this lesson, you will learn about sampling distributions and how to approximate them by using a simulation. [8:03]
Imagine Learning Classroom
Learn Zillion: Video: 'Model a Data Set With a Normal Probability Distribution'
In this lesson, you will learn how to model a data set with a normal probability distribution by using the mean and standard deviation of the data set. [4:59]
Texas Education Agency
Texas Gateway: Study Edge Statistics: Using the Central Limit Theorem
Models how to use the Central Limit Theorem to make predictions about a sample distribution. Includes downloadable study guide with exercises - guide also covers other topics. [7:45]
Khan Academy
Khan Academy: Sampling Distribution: Sampling Distribution of the Sample Mean
Video reviews the central limit theorem and uses a simulation to illustrate sampling distributions and how they approach a normal distribution with larger sample sizes even if the original distribution was not normal.
Khan Academy
Khan Academy: Normal Distribution: More Empirical Rule and Z Score Practice
Video example of calculating z-scores and explaining how z-scores apply to non-normal distributions.
Khan Academy
Khan Academy: Sampling Distribution: Sampling Distribution of the Sample Mean 2
Video discusses the effect of sample size on the sampling distribution.
Khan Academy
Khan Academy: Normal Distribution: Normal Distribution Excel Exercise
Video discusses the importance of the normal distribution. The formula for the normal distribution is given and explained. A url is given where an excel spreadsheet can be downloaded which is shown and used to compare the binomial...
Khan Academy
Khan Academy: Probability and Statistics: Random Variables
Basic idea and definitions of random variables. [5:32]
Khan Academy
Khan Academy: Sampling Distribution of Sample Proportion Part 1
This video goes over the formulas for the mean and standard deviation of a sampling distribution of sample proportions. [9:56]
Khan Academy
Khan Academy: Sampling Distribution of Sample Proportion Part 2
In this video, a simulation is used to demonstrate the sampling distribution of sample proportions. [4:34]
Khan Academy
Khan Academy: Simulation Showing Value of T Statistic
See why we use t statistics when building confidence intervals for a mean using the sample standard deviation in place of the population standard deviation.
Khan Academy
Khan Academy: Sampling Distribution of the Sample Mean 2
More on the Central Limit Theorem and the Sampling Distribution of the Sample Mean.
Khan Academy
Khan Academy: Sampling Distribution of the Sample Mean
The central limit theorem and the sampling distribution of the sample mean.
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: Z Scores
In this lesson, students are introduced to Z-scores and their relevance to variance and distribution in data sets.
Sophia Learning
Sophia: Z Scores
In this lesson, students are introduced to Z-scores and their relevance to variance and distribution in data sets.
Sophia Learning
Sophia: Z Test for Population Means
Calculate z-statistic of a population mean. [9:44]
Sophia Learning
Sophia: Sample and Population
Discover the difference between a sample and a population and how they are used in surveys. Assess learning with a quiz. [2:26]
PBS
Pbs Learning Media: Crash Course Computer Science: The Central Processing Unit (Cpu)
Today, we're going to build the ticking heart of every computer - the Central Processing Unit or CPU. The CPU's job is to execute the programs we know and love - you know, like GTA V, Slack... and Power Point. To make our CPU, we'll...
PBS
Pbs Learning Media: Crash Course Computer Science: How Computers Calculate the Alu
Today we're going to talk about a fundamental part of all modern computers. The thing that basically everything else uses - the Arithmetic and Logic Unit (or the ALU). The ALU may not have to most exciting name, but it is the...
PBS
Pbs Learning Media: Crash Course Computer Science: Instructions & Programs
Today, we're going to take our first baby steps from hardware into software! Using that CPU we built last episode, we're going to run some instructions and walk you through how a program operates on the machine level. We'll show you how...