Search for tag: "testing"

UK-APASI in Mathematical Sciences: Jasmina Panovska-Griffiths (Lecture 4)

Subtitles will be added soon. Tuesday 23 February 2021 UK-APASI in Mathematical Sciences Jasmina Panovska-Griffiths - Statistical analysis to identify risks groups of COVID-19 and to explore…

From  Liam Holligan on February 23rd, 2021 0 likes 5 plays 0  

UK-APASI in Mathematical Sciences: Jasmina Panovska-Griffiths (Lecture 2)

Subtitles will be added soon. Monday 22 February 2021 UK-APASI in Mathematical Sciences Jasmina Panovska-Griffiths - Statistical analysis to identify risks groups of COVID-19 and to explore…

From  Liam Holligan on February 22nd, 2021 0 likes 10 plays 0  

dapr1 - hypothesis testing and CIs (d)

Part D

From  Umberto Noe on January 31st, 2021 0 likes 171 plays 0  

FDS-S2-03-1-4 Issues in A/B testing

We discuss the issue of statistical versus practical significance, think a little about the ethics of A/B testing, and situate A/B testing in the wider class of statistical inference from 2 samples.

From  David Sterratt on January 28th, 2021 0 likes 111 plays 0  

FDS-S2-03-1-2 Increasing certainty in A/B testing

We look at how to obtain more precise and estimates in A/B testing - and how to avoid some pitfalls.

From  David Sterratt on January 28th, 2021 0 likes 117 plays 0  

FDS-S2-03-1-1 principle of A/B testing

We explain the principle of A/B testing, and how to derive confidence intervals for the difference in population proportions using the bootstrap.

From  David Sterratt on January 28th, 2021 0 likes 126 plays 0  

FDS-S2-02-4 Issues in hypothesis testing

We consider 3 issues in hypothesis testing: Type I and Type II errors; cherry-picking, p-value hacking etc., and a short discussion about the possibility that hypothesis-driven research can hinder…

From  David Sterratt on January 18th, 2021 0 likes 122 plays 0  

FDS-S2-02-1-1 Principle of hypothesis testing

We introduce the principle of hypothesis testing

From  David Sterratt on January 18th, 2021 0 likes 193 plays 0  

IDS - Week 10 - 04 - AE - The Office, Part 2

Predicting IMDB ratings of The Office episodes. Part 2 of 2: Modeling, cross validation, and model selection.

From  Mine Cetinkaya-Rundel on November 23rd, 2020 0 likes 7 plays 0  

IDS - Week 10 - 02 - Cross validation

Cross validation for evaluating model performance and RMSE

From  Mine Cetinkaya-Rundel on November 23rd, 2020 0 likes 29 plays 0  

IDS - Week 09 - 04 - Feature engineering

Feature engineering with recipes and fitting models with workflows

From  Mine Cetinkaya-Rundel on November 16th, 2020 0 likes 17 plays 0  

IDS - Week 09 - 03 - Prediction and overfitting

Making predictions based on models and splitting data into training and testing sets to avoid overfitting

From  Mine Cetinkaya-Rundel on November 16th, 2020 0 likes 27 plays 0  

IDS - Week 09 - 01 - Keeping up with IDS

Keeping up with IDS - Week 09

From  Mine Cetinkaya-Rundel on November 16th, 2020 0 likes 13 plays 0  

T3_1_Other_tests

This video briefly discusses a few other approaches to to software testing.

From  Evgenij Belikov on October 17th, 2020 0 likes 39 plays 0  

T2_2_Unit_Testing_Methodologies_and_Integration_Testing

This part of the second lecture on Software Testing covers Unit Testing methodologies such as Code-then-Test and Test-then-Code, Black-Box and White-Box Testing, as well as Integration Testing and…

From  Evgenij Belikov on October 15th, 2020 0 likes 49 plays 0