This video explains how to create and interpret cumulative frequency graphs, which is a popular topic in exams and a useful way to pick up marks. The instructor uses an example of a basketball player who records points scored in each...

Learn how to graph a vertical parabola. A parabola is the shape of the graph of a quadratic equation. A parabola is said to be vertical if it opens up or opens down. A vertical parabola results from a quadratic equation in which the x...

This video is a tutorial on quartiles and interquartile range. The speaker explains the concept of quartiles and their usefulness in analyzing data distribution. The video discusses how quartiles can be used to identify specific points...

In this video, the teacher explains how to compare data using a bar graph. They provide examples of comparing the number of campers who want to fish versus play baseball, as well as the number of campers who want to catch butterflies...

Black Friday is normally celebrated with sales and shopping sprees, but this year, someone is tinkering underground. Will Mark, Georgie and Lotus discover Lexi Luthor’s lair? This lesson will introduce a simple experiment to measure the...

The video explains how to construct and interpret bar charts using different examples, including numerical and categorical data. The presenter explains the key aspects of bar charts such as titles, axes, labels, scales, and gaps between...

This video is the second of two lectures on osmosis experiments. The presenter discusses how to process and analyze the results obtained in the first presentation and estimate the sugar concentration in a potato cell. The presenter...

In this video, we discuss how to interpret a cardiac pressure-volume loop (curve) as it relates to the cardiac cycle.

Learn how to write the equation of an ellipse from its properties. The equation of an ellipse comprises of three major properties of the ellipse: the major radius (a), the minor radius (b) and the center (h, k). The ellipse is vertical...

Let's explore the history and visual illusion of the barbershop pole. Originally a symbol of bloodletting, the pole's rotating stripes create a paradox in our perception of motion. Through research conducted by psychologists in the 20th...

Learn how to write the equation of a parabola given the vertex and the focus. A parabola is the shape of the graph of a quadratic equation. A parabola can open up or down (if x is squared) or open left or right (if y is squared). Recall...

SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...

In this video, I do a very basic explanation of how the Coronavirus (COVID-19) is tested, according to the CDC's protocol.

👉 Learn all about points lines and planes. In this playlist, we will explore how to how to identify, write, label all points lines, and planes. We will learn how to determine the distance between two points as well as the midpoint. Learn...

The video is a lecture on interpreting graphs. The presenter explains the process of interpreting a graph by first examining the scales and identifying the start, end, high, and low values. Next, he suggests identifying any other phases...

👉 Learn how to graph exponential functions involving vertical shift. An exponential function is a function that increases rapidly as the value of x increases. To graph an exponential function, it is usually very useful to make the table...

SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...

SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...

Mark Brent’s coffee run takes a turn for the worse when he has a nasty encounter with Negative Nancy! This lesson will discover the importance of distance-time graphs and displacement-time graphs for representing motion.

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SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...

This math problem was filmed during online live instruction for class. This is my way of providing a free tutorial for students that want to learn math from an online tutor. Please visit my website listed above where you can view all of...

In this video, the teacher explains how to use a bar graph to solve put-together problems. By organizing data into categories and labeling the axes, students can visually represent information and find solutions. The teacher provides...

SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...

In this lesson, students learn how to identify the type of association between two variables in bivariate measurement data by constructing a line of best fit on a scatterplot. The video explains that an association can be positive or...