Cover Image

Crash course statistics. T-tests a matched pair made in heaven.

Today we're going to walk through a couple of statistical approaches to answer the question: "is coffee from the local cafe, Caf-fiend, better than that other cafe, The Blend Den?" We'll build a two sample t-test which will tell us how many standard errors away from the mean our...

Full description

Bibliographic Details
Format: Video
Language:English
Language Notes:In English.
Published: [Place of publication not identified] : Crash Course Statistics, 2018.
Series:Academic Video Online
Subjects:
Statistics > Study and teaching.
t-test (Statistics)
Distribution (Probability theory)
Statistical hypothesis testing.
Statistique > Étude et enseignement.
Distribution (Théorie des probabilités)
Tests d'hypothèses (Statistique)
Statistical hypothesis testing
Statistics > Study and teaching
Educational films
Short films
Educational films.
Short films.
Films éducatifs.
Courts métrages.
Online Access:Connect to this streaming video (Alexander Street Press)
Description
Summary:Today we're going to walk through a couple of statistical approaches to answer the question: "is coffee from the local cafe, Caf-fiend, better than that other cafe, The Blend Den?" We'll build a two sample t-test which will tell us how many standard errors away from the mean our observed difference is in our tasting experiment, and then we'll introduce a matched pair t-tests which allow us to remove variation in the experiment. All of these approaches rely on the test statistic framework we introduced last episode.
Item Description:Title from resource description page (viewed April 14, 2022).
Physical Description:1 online resource (11 minutes)
Playing Time:00:10:36