Probability is a measure of the likelihood ... which means one ticket in every five will win a prize. Charities need to calculate how many tickets they need to sell and how much prizes cost ...

NASA and European scientists explain how they calculate the probability of the space rock 2024 YR4 impacting our planet, and why it’s not yet time to worry.

Explain why probability is important to statistics and data science. See the relationship between conditional and independent events in a statistical experiment. Calculate the expectation and variance ...

The new research does not attempt to calculate the absolute number of "observers" - i.e. intelligent life - in the universe, but instead considers the relative probability of a randomly chosen ...