Filter by: Content type: ALL Problems Articles Games Stage: All Stage 1&2 Stage 2&3 Stage 3&4 Stage 4&5 Challenge level:
How would you massage the data in this Chi-squared test to both accept and reject the hypothesis?
Are these statistical statements sometimes, always or never true? Or it is impossible to say?
Why MUST these statistical statements probably be at least a little bit wrong?
Is the age of this very old man statistically believable?
10 starting points for risk vs reward
A random ramble for teachers through some resources that might add a little life to a statistics class.
Is the regularity shown in this encoded message noise or structure?
Can you decide whether these short statistical statements are always, sometimes or never true?
A weekly challenge concerning statistics and averaging.
Get into the exponential distribution through an exploration of its pdf.
Investigate the normal distribution