problem
Litov's mean value theorem
Age
11 to 14
Challenge level
Start with two numbers and generate a sequence where the next number is the mean of the last two numbers...
problem
M, M and M
Age
11 to 14
Challenge level
If you are given the mean, median and mode of five positive whole numbers, can you find the numbers?
problem
Searching for mean(ing)
Age
11 to 16
Challenge level
If you have a large supply of 3kg and 8kg weights, how many of each would you need for the average (mean) of the weights to be 6kg?
problem
How would you score it?
Age
11 to 14
Challenge level
Invent a scoring system for a 'guess the weight' competition.
problem
Olympic triathlon
Age
14 to 16
Challenge level
Is it the fastest swimmer, the fastest runner or the fastest cyclist who wins the Olympic Triathlon?
problem
Picturing the world
Age
14 to 16
Challenge level
How can we make sense of national and global statistics involving very large numbers?
problem
Perception versus reality
Age
14 to 18
Challenge level
Infographics are a powerful way of communicating statistical information. Can you come up with your own?
problem
What's the weather like?
Age
11 to 14
Challenge level
With access to weather station data, what interesting questions can you investigate?
problem
About average
Age
11 to 14
Challenge level
Can you find sets of numbers which satisfy each of our mean, median, mode and range conditions?
problem
Wipeout
Age
11 to 16
Challenge level
Can you do a little mathematical detective work to figure out which number has been wiped out?
problem
Half a minute
Age
11 to 14
Challenge level
Anna, Ben and Charlie have been estimating 30 seconds. Who is the best?
problem
Box plot match
Age
14 to 16
Challenge level
Match the cumulative frequency curves with their corresponding box plots.
problem
Unequal averages
Age
11 to 14
Challenge level
Play around with sets of five numbers and see what you can discover about different types of average...
