Venn diagrams are used to sort sets of data. The probability of an event not happening uses the complement of the region on the Venn diagram. Count the number of elements in each region. Redraw the ...

Male, grey hair, green top: If you had a dice, an ordinary dice and you threw it, well the probability of getting a one would be six to one. Male, yellow and grey t-shirt: Like with a coin, flip it ...