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6,424,333 results
One of the most basic concepts in statistics is hypothesis testing and something called The Null Hypothesis. This video breaks ...
516,641 views
3 years ago
There are four steps in data-driven decision-making. First, you must formulate a hypothesis. Second, once you have formulated a ...
494,387 views
6 years ago
Explaining the difference between the null and alternative hypothesis in statistics.
84,851 views
4 years ago
Learn how to compare a P-value to a significance level to make a conclusion in a significance test. View more lessons or practice ...
797,055 views
Today we're going to begin our three-part unit on p-values. In this episode we'll talk about Null Hypothesis Significance Testing ...
336,034 views
5 years ago
In Statistics, when we do Hypothesis Testing, we are supposed to have two hypotheses: A primary, or Null Hypothesis and an ...
144,516 views
In general, statistical studies test a statement or claim known as a hypothesis. Let's assume that a pharmaceutical company ...
15,456 views
This video explains the basics of hypothesis testing. Hypothesis Testing for mean: p-value appraoch ...
684,449 views
8 years ago
In this lesson, we will learn about the errors that can be made in hypothesis testing. Type I error is when you reject a true null ...
453,878 views
Idea behind hypothesis testing. Null and alternative hypotheses.
75,783 views
If you're new to data-driven decision-making, you wonder how the information you collect translates into business strategy.
1,842 views
5 months ago
An example of calculating power and the probability of a Type II error (beta), in the context of a Z test for one mean. Much of the ...
636,664 views
11 years ago
THE CHALLENGE: "teach me statistics in half an hour with no mathematical formula" The RESULT: an intuitive overview of ...
2,681,420 views
Examples of how to write null and alternative hypotheses. View more lessons or practice this subject at ...
157,550 views
What is hypyothesis testing. What is the null hypyothesis and alternate hypyothesis? In this video we will answer these questions ...
119,693 views
2 years ago
This video includes the story of Helen, making sure that the choconutties she sells have sufficient peanuts. 0:00 Introduction 0:17 ...
1,650,202 views
12 years ago
SKIP AHEAD: 0:39 – Null Hypothesis Definition 1:42 – Alternative Hypothesis Definition 3:12 – Type 1 Error (Type I Error) 4:16 ...
1,316,861 views
Probability and statistics on Khan Academy: We dare you to go through a day in which you never consider or use probability.
169,615 views
9 years ago
This video is part of an online course, Intro to Java Programming. Check out the course here: ...
29,198 views
A first look at hypothesis testing. For those that use R, below is the R code to find the binomial probability given in this video.
374,481 views