MakeSense

A free AI-generated course from MakeSense

Statistics Crash Course

Struggling with Statistics? This free crash course breaks down the hardest Intro Stats topics — standard deviation, normal distribution, p-values, confidence intervals, hypothesis testing, and regression — into clear, step-by-step lessons with practice problems. Built by MakeSense AI.

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100% free — no credit cardNo signup required to readAI-generated, expert-level content11 lessons · ~2 hours

What you'll learn

Concrete skills and knowledge you'll walk away with.

Calculate and interpret mean, median, and mode

Explain when the mean is misleading and why the median is more robust

Calculate and interpret standard deviation as a measure of spread

Apply the 68-95-99.7 rule to normally distributed data

Explain why adding many random effects produces a bell curve

Use the normal distribution to calculate probabilities

Self-pacedRead on any deviceNo downloads needed
Lesson 1Free

Mean, Median, Mode — When Each One Lies to You

What the three averages actually measure, when the mean gets pulled by outliers, and how to pick the right summary statistic for any dataset.

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How it works

From first click to course complete in three steps.

1

Read Lesson 1 free

No signup needed — jump straight in and start learning.

2

Create a free account

Track your progress and pick up where you left off.

3

Complete the course

Work through all 11 lessons at your own pace.

Course Curriculum

What is MakeSense?

MakeSense is an AI tutor that creates personalized courses on any topic — with video lessons, adaptive exams, and a tutor available 24/7.

This course was generated by AI and is free to read. If you enjoy it, MakeSense can build a personalized version just for you.

Coming soon Soon, your tutor won't just live inside courses — it'll follow you to your browser, your AI assistant, and everywhere you're curious.

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Video lessons

AI-generated for every topic

AI tutor chat

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Adaptive exams

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28 languages

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Works in ChatGPT & Claude

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Statistics Crash Course

11 lessons · ~2 hours · completely free

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