Advertisements
Advertisements
प्रश्न
A and B are two events such that, P(A) = 0.42, P(B) = 0.48, and P(A ∩ B) = 0.16. Find P(A or B)
Advertisements
उत्तर
P(A) = 0.42
P(B) = 0.48
P(A ∩ B) = 0.16
P(A or B) = P(A ∪ B)
= P(A) + P(B) – P(A ∩ B)
= 0.42 + 0.48 – 0.16
= 0.74
APPEARS IN
संबंधित प्रश्न
A and B are two events such that, P(A) = 0.42, P(B) = 0.48, and P(A ∩ B) = 0.16. Find P(not A)
Two dice are rolled once. Find the probability of getting an even number on the first die or a total of face sum 8.
From a well-shuffled pack of 52 cards, a card is drawn at random. Find the probability of its being either a red king or a black queen
A box contains cards numbered 3, 5, 7, 9, … 35, 37. A card is drawn at random from the box. Find the probability that the drawn card have either multiples of 7 or a prime number.
If two dice are rolled, then find the probability of getting the product of face value 6 or the difference of face values 5
In a two children family, find the probability that there is at least one girl in a family
The King, Queen and Jack of the suit spade are removed from a deck of 52 cards. One card is selected from the remaining cards. Find the probability of getting a diamond
The King, Queen and Jack of the suit spade are removed from a deck of 52 cards. One card is selected from the remaining cards. Find the probability of getting a queen
The King, Queen and Jack of the suit spade are removed from a deck of 52 cards. One card is selected from the remaining cards. Find the probability of getting a spade
The King, Queen and Jack of the suit spade are removed from a deck of 52 cards. One card is selected from the remaining cards. Find the probability of getting a heart card bearing the number 5
