Curated Video
Discuss the importance of data : Classification tree in Python: Preprocessing
From the section: Simple Classification Tree. This section we will expand our knowledge of regression Decision tree to classification trees, we will also learn how to create a classification tree in Python. Simple Classification Tree:...
Curated Video
Chemistry Practical: Investigating the Effect of Concentration on Reaction Rate
This video discusses a required practical experiment in chemistry where the objective is to investigate how increasing the concentration of a reactant affects the rate of the reaction. The hypothesis is that increased concentration leads...
Curated Video
Investigating Aerobic Respiration in Yeast
This video is a lecture presentation on investigating anaerobic respiration in yeast. The presenter explains a general method for investigating factors that might affect the rate of anaerobic respiration in yeast by monitoring the rate...
Curated Video
Rates of Reaction Experiments: Investigating the Relationship between Concentration and Reaction Time
This is a lecture presentation on rates of reaction experiments. The presenter discusses the concept of the rate of a reaction and how it can be measured. The focus of the experiment is on investigating the relationship between the...
Curated Video
Investigating the Effects of Adding Resistors in Series and Parallel
The video discusses two experiments related to the effects of adding resistors in a circuit in series and parallel. The equipment and circuits used in the experiments are shown and explained, along with the steps required to carry out...
Mazz Media
Controlled Experiments
n this live-action program viewers will learn experiments are a key step in the scientific process and to conduct a successful experiment, the scientist must know how to design, plan, and execute an experiment. Students will come to...
Curated Video
Julia for Data Science (Video 25)
Julia is an easy, fast, open source language that if written well performs nearly as well as low-level languages such as C and FORTRAN. Its design is a dance between specialization and abstraction, providing high machine performance...
Curated Video
Evaluate a machine learning model : Evaluate Model Performance
From the section: Regression. In this section, you are going to learn about Regression. Regression: Evaluate Model Performance
Schooling Online
IB Biology Skills: Validity 1
The archery contest has a long list of rules, but Chelsea the Cheater keeps breaking them! How does this affect the outcome (conclusion) of the competition? This lesson will introduce the concept of validity and examine the importance of...
Psychology Unlocked
DIRECTIONAL or NON-DIRECTIONAL HYPOTHESIS - WHAT'S THE DIFFERENCE?
What is the difference between DIRECTIONAL and NON-DIRECTIONAL HYPOTHESES? What even is a HYPOTHESIS? Every experiment starts with a hypothesis - predicting the outcome of the experiment. Directional hypotheses predict the direction of a...
Schooling Online
IB Chemistry: Validity Part 1
The archery contest has a long list of rules, but Chelsea the Cheater keeps breaking them! How does this affect the outcome (conclusion) of the competition? This lesson will begin our analysis of validity by examining the importance of...
Catalyst University
Lineweaver-Burke Plots Introduction and Theory
Lineweaver-Burke Plots Introduction and Theory
Mazz Media
Controls and Variables
In this live-action program viewers will learn that controls and variables are the basis for applying the scientific method in a lab experiment. Students will come to understand that in an experiment, variables change, while the other...
R Programming 101
How to draw a line graph using ggplot with R programming. Plots and graphs to visualize data.
If you want to use R programming to create plots and graphs using the ggplot package, then watch this video. In this video, I'll go though how to visualize two numeric variables and one categoric variable using line graphs and faceting...
ShortCutsTv
Field Experiments
This film uses a range of classic studies (Hofling, Piliavin, Fisher and Geiselman todefine and explain how and why psychologists use field experiments.
ShortCutsTv
Natural Experiments
How do natural experiments differ from Field or Laboratory experiments? Are there different types and what does this research method give to psychologists that other methods don't? This film examines these questions in the context of...
Curated Video
Determining the Best Deal: Comparing Equations for Proportional Relationships
In this video, students learn how to determine the best deal by comparing equations that represent the proportional relationship between the total cost and the number of items. They are taught to find the unit cost by dividing the total...
Curated Video
Constructing Linear Functions: Calculating Slope and Y-Intercept
In this video, the teacher explains how to construct a linear function to model a scenario. They use examples such as the growth of antelope population and the cost of a cell phone plan to demonstrate how to calculate the slope and Y...
Curated Video
Finding Resistance: Investigating the Relationship between Resistance and Length of Nichrome Wire
The video is a lecture presentation on finding resistance. The presenter demonstrates how to adapt a basic circuit to investigate the relationship between the resistance and length of nichrome wire. The presenter walks through the...
Curated Video
Data Science and Machine Learning with R - Linear Regression - Real Model Section Introduction
This video explains linear regression – a real model. This clip is from the chapter "Linear Regression - a Real Model" of the series "Data Science and Machine Learning with R from A-Z Course [Updated for 2021]".This section explains a...
R Programming 101
Ggplot for plots and graphs. An introduction to data visualization using R programming
Using ggplot and ggplot2 to create plots and graphs is easy. This video provides an easy to follow lesson on how to use R programming to do excellent data visualisation. If you want to learn how to work with data and do quantitative...
Curated Video
Investigating the Relationship Between the Rate of Decay of Milk and Temperature
The video is a lecture presentation on the relationship between the rate of decay of milk and its temperature. The presenter discusses two possible experiments to investigate this relationship and then shows how to carry out one of them....
Curated Video
Analyzing and Evaluating Results of the Amylase and pH Experiment
The video is the third and final lecture presentation on the topic of the amylase and pH experiment. The main focus of the video is to analyze and evaluate the results obtained by Catherine in the previous lecture. The presenter uses a...
Curated Video
Discuss the importance of data : Dependent- Independent Data split in Python
From the section: Simple Decision trees. In this section, we will start with the basic theory of decision tree then we cover data pre-processing topics like missing value imputation, variable transformation and Test-Train split. In the...