Advertisements
Advertisements
प्रश्न
One card is drawn at random from a well-shuffled deck of 52 cards. In which of the following case is the events E and F independent?
E : ‘the card drawn is a spade’
F : ‘the card drawn is an ace’
योग
Advertisements
उत्तर
P(E) = `13/52 = 1/4`
P(F) = `4/52 = 1/13`
P(E ∩ F) = `1/52`
P(E) . P(F) = `1/4 xx 1/13 = 1/52` = P(E ∩ F)
Therefore E and F are independent events.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 13: Probability - Exercise 13.2 [पृष्ठ ५४७]
