Resources tagged with: Sampling and hypothesis testing

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

Broad Topics > Advanced Probability and Statistics > Sampling and hypothesis testing

Chi-squared Faker

Age 16 to 18
Challenge Level

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

Reaction Timer Timer

Age 16 to 18
Challenge Level

How can you time the reaction timer?

Very Old Man

Age 16 to 18
Challenge Level

Is the age of this very old man statistically believable?

Sleep: the Silent Killer

Age 16 to 18
Challenge Level

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

A Well-stirred Sample

Age 16 to 18
Challenge Level

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

The Surveyor Who Came to Tea

Age 14 to 18

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

Challenging Data Tasks: the Making of "where Are You Flying?"

Age 16 to 18

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

Hypothetical Shorts

Age 16 to 18
Challenge Level

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

Statistics - Maths of Real Life

Age 14 to 18
Challenge Level

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

Powerful Hypothesis Testing

Age 16 to 18
Challenge Level

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

Robin's Hypothesis Testing

Age 16 to 18
Challenge Level

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

Snow and Cholera

Age 14 to 16
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 ?

Counting Fish

Age 14 to 16
Challenge Level

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