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Learning paths / Look beyond the numbers
Learn step by step · Intermediate

Look beyond the numbers

Learn to interpret rates, relationships and uncertainty with confidence.

5 concepts15 minutes

01

Mean and median

3 min · Two ways to describe a typical value.
02

Percent / percentage point

2 min · Two different ways to describe a change.
03

Correlation

3 min · Changing together does not mean causing each other.
04

Margin of error

3 min · Sampling uncertainty around an estimate.
05

Confidence interval

4 min · Show uncertainty, not just a single number.
At the end of the path

Review in three questions.

Review the concepts in this path with short questions. Read the explanation after each answer and revisit a concept if needed.

1 / 3 · Correlation

True or false?

A strong correlation alone proves cause and effect.

Revisit the concept ↗

2 / 3 · Margin of error

True or false?

Increasing the number of participants eliminates all research errors.

Revisit the concept ↗

3 / 3 · Confidence interval

True or false?

A confidence interval covers every type of research error.

Revisit the concept ↗
Practice what you learned

Put this learning path into practice.

Choose a guide connected to the concepts in this path. These optional activities do not count towards your reading progress.