Curated OER
What Are Some Words We Use To Write Inequalities?
Prepare your learners to comprehend word problems that involve different types of inequalities. This tutorial provides an overview of the common phrases used to describe compound inequalities and absolute value inequalities. With this...
Curated OER
How Do You Find the Mode of a Data Set When There is More Than One Mode?
So you have a data set and you rewrite the numbers in order from least to greatest. You find that there are two number values that occur twice in the set. Oh no, mode means the number that occurs the most times in a set. Now what do you...
Curated OER
What is a One-to-One Function?
What is a function? What is a one-to-one function? Using examples of domain and range and looking at different mappings, this video looks at the definition of a function and more specifically, the definition of a one-to-one function.
Curated OER
What is Numerical, or Quantitative, Data?
The teacher gives a very thorough explanation of numerical or quantitative data being anything where the answer to a question would be a number. Whereas any other answer might be considered categorical. She shows several different ways...
Curated OER
How Do You Find the Minimum, Maximum, Quartiles, and Median of a Data Set?
The data sample comes from the number of glasses of water consumed each day by 15 students. You are trying to find minimum, maximum, median, and quartile from this data set. Minimum is the smallest number that occurs, while maximum is...
Curated OER
Finding Range
What is range and how do you find it? The range is the difference between the largest number and smallest number in a data set. Duane explains that to find the difference you simply subtract. A short, sweet, and effective tutorial.
Curated OER
Graphing Quadratic Functions - Algebra Help
This clip covers a lot of ground and is perfect for those needing a little extra help remembering how to graph a quadratic function. It begins with a multi-step problem which requires the learner to graph a quadratic function, set up a...
Curated OER
What Are Some Words We Use To Write Inequalities?
Prepare your learners to comprehend word problems that involve different types of inequalities. This tutorial provides an overview of the common phrases used to describe compound inequalities and absolute value inequalities. With this...
Virtual Nerd
What is the Range of a Relation?
The teacher illustrates several ways to look at what the range is in a set of numbers. Input, output, stem and plot table, graphs, and diagrams are a few of the ways in which she illustrates the meaning of range.
Virtual Nerd
Virtual Nerd: What Is the Mean of a Data Set?
Mean is the same thing as average when referring to a set of data. Watch this tutorial for an explanation and example. [4:05]
Virtual Nerd
Virtual Nerd: What Is the Mode of a Data Set?
Mode is a helpful measure of central tendency. Watch this video to see how to find mode with an explanation and examples. [4:36]
Khan Academy
Khan Academy: Algebra: Average or Central Tendency:arithmetic Mean, Median, Mode
Video explains the different measures of center: arithmetic mean, median, and mode. Gives examples of finding each measure of central tendency and discusses the effect of outliers on each. Includes a link to additional practice problems....
Math Mammoth
Math Mammoth: How to Make a Histogram and Calculate the Bin Width
Explains how to make a histogram after grouping the data into 'bins.' Also looks at central tendency and variability. [8:10]
Virtual Nerd
Virtual Nerd: What Is the Mean of a Data Set?
Tutorial explains 'mean' or 'average' and shows how to find it. [4:05]
Virtual Nerd
Virtual Nerd: What Is the Mode of a Data Set?
The mode of a set of data helps with understanding the data better. Take a look at this tutorial to learn how to find this helpful measure of central tendency. [4:36]
Virtual Nerd
Virtual Nerd: What Is the Median of a Data Set?
The median is one of many measures of central tendency. Watch this tutorial to learn what the median is and how to find it. [5:11]
Khan Academy
Khan Academy: Algebra: Averages
The video tutorial [8:36] explores averages and problems involving averages. The resource investigates the algebra concept through detailed explanations and examples.
Khan Academy
Khan Academy: Statistics: Average
Video briefly talks about types of statistics. Gives demonstration of how to find arithmetic mean, median and mode of a set of numbers. Discusses how well each measure represents the data set. Includes link to practice problems. [12:34]
Khan Academy
Khan Academy: Statistics: The Average
Introduction to descriptive statistics and central tendency. Gives demonstration of how to find arithmetic mean, median and mode of a set of numbers.
Sophia Learning
Sophia: Measures of Central Tendencies
This tutorial provides definitions and describes how to solve for the mean, median, and mode of a data set. It includes a PowerPoint with real-world examples of mean, median, and mode.
Sophia Learning
Sophia: Measures of Variation
Use data sets to determine the measures of variation. Check understanding with a quiz.
Khan Academy
Khan Academy: Statistics: Mean, Median, and Mode
Basic video demonstration of how to calculate mean, median, and mode of a set of numbers. [3:55]
Khan Academy
Khan Academy: Measures of Central Tendency: Finding Mean, Median and Mode
This video has a demonstration of how to calculate mean, median, and mode of a set of numbers.
Loyola University Chicago
Math Flix: Statistics: Measures of Central Tendency: Mode
This video introduces the concept of mode in statistics. The host then plays a card game that demonstrates what mode is. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this...