Question:
One card is drawn at random from a well shuffled deck of 52 cards. In which of the following cases are the events $E$ and $F$ independent? (i) E: 'the card drawn is a spade', F: 'the card drawn is an ace' (ii) E: 'the card drawn is black', F: 'the card drawn is a king' (iii) E: 'the card drawn is a king or queen', F: 'the card drawn is a queen or jack'.