Binomial distribution

There are 5 NRICH Mathematical resources connected to Binomial distribution
A well-stirred sample
problem

A well-stirred sample

Age
16 to 18
Challenge level
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Typical survey sample sizes are about 1000 people. Why is this?
Statistics - maths of real life
list

Statistics - maths of real life

Age
14 to 18
Challenge level
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This pilot collection of resources is designed to introduce key statistical ideas and help students to deepen their understanding.
Binomial conditions
problem

Binomial conditions

Age
16 to 18
Challenge level
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When is an experiment described by the binomial distribution? Why do we need both the condition about independence and the one about constant probability?
Binomial or not?
problem

Binomial or not?

Age
16 to 18
Challenge level
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Are these scenarios described by the binomial distribution?
Over-booking
problem

Over-booking

Age
16 to 18
Challenge level
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The probability that a passenger books a flight and does not turn up is 0.05. For an aeroplane with 400 seats how many tickets can be sold so that only 1% of flights are over-booked?