There are **13** NRICH Mathematical resources connected to **Sampling and hypothesis testing**, you may find related items under Advanced Probability and Statistics.

Challenge Level

How would you massage the data in this Chi-squared test to both accept and reject the hypothesis?

Challenge Level

"Too much sleep is deadly" proclaimed the newspaper headline. Is this true?

Challenge Level

Typical survey sample sizes are about 1000 people. Why is this?

This article discusses how a survey company carries out its surveys and some of the issues involved.

How was the data for this problem compiled? A guided tour through the process.

Challenge Level

Some short statements about hypothesis testing: are they true, false, or somewhere in between?

Challenge Level

This pilot collection of resources is designed to introduce key statistical ideas and help students to deepen their understanding.

Challenge Level

How effective are hypothesis tests at showing that our null hypothesis is wrong?

Challenge Level

How many trials should we do in order to accept or reject our null hypothesis?

Challenge Level

What information helped medical pioneers decide on the cause of a disease? Especially in a time before microscopes were as powerful as they are today ?

Challenge Level

I need a figure for the fish population in a lake. How does it help to catch and mark 40 fish?