Contingency table

The following table shows the numbers of red and black cards in a deck that are Aces and non-Aces:

	Red	Black	Total
Ace	2	2	4
Non Ace	24	24	48
Total	26	26	52

The total in the Red column is 26, which means there are 26 red cards in the deck. Of these, 2 are Aces and 24 are non-Aces. There are 52 cards in a deck. Use the values in the table to calculate some conditional probabilities.

1
Calculate P(Ace|Red).
2
Calculate P(Black|Ace).
3
Calculate P(Non Ace|Black).
4
Calculate P(Red|Non Ace).

Exercise

Contingency table

Instructions 1/4