Consider an experiment of drawing two cards at random from a bag containing four cards marked with the integers 1 through 4.

(a) Find the sample space S1 , of the experiment if the first card is replaced before the second is drawn.

(b) Find the sample space S2 , of the experiment if the first card is not replaced.

5. Consider an experiment of choosing randomly two of the letters from the alphabet.

(a) Find the sample space S1 , of the experiment if it possible to choose the same letter twice.

(b) Find the sample space S2 , of the experiment if it is not possible to choose the same letter twice