DK Find Out! Averages

An average is a single number that represents the “middle value” of all the numbers in a list or set.

OpenStax: High School Statistics

This Statistics resource was developed under the guidance and support of experienced high school teachers and subject matter experts.

Crash Course: Statistics #1 - What is Statistics?
Crash Course

In this series we’re going to take a look at the important role statistics play in our everyday lives, because statistics are everywhere!

Crash Course: Statistics
Crash Course

This course is based on the 2018 AP Statistics curriculum and introduces everything from basic descriptive statistics to data collection to hot topics in data analysis like Big Data and neural networks.

Crash Course: Statistics #2 - Mathematical Thinking
Crash Course

Today we’re going to talk about numeracy – that is understanding numbers.

Crash Course: Statistics #3 - Statistics Preview
Crash Course

 In this series we’re going to take a closer look at how statistics play a significant role in our everyday lives.

Crash Course: Statistics #5 - Visualization, Part 1
Crash Course

Today we’re going to start our two-part unit on data visualization.

Crash Course: Statistics #4 - Measures of Central Tendency
Crash Course

Today we’re going to talk about measures of central tendency – those are the numbers that tend to hang out in the middle of our data: the mean, the median, and mode.

Crash Course: Statistics #9 - Experimental Data Collection
Crash Course

Today, we’re going to talk about good experimental design and how we can create controlled experiments to minimize bias when collecting data.

Crash Course: Statistics #8 - Correlation Doesn't Equal Causation
Crash Course

Today we’re going to talk about data relationships and what we can learn from them.

Crash Course: Statistics #7 - Distribution
Crash Course

When collecting data to make observations about the world it usually just isn’t possible to collect ALL THE DATA.

Crash Course: Statistics #12 - Ethical Data Collection
Crash Course

Today we’re going to talk about ethical data collection.