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प्रश्न
Fill in blank:
Probability of an impossible event is...........
उत्तर
0, ∵ P(impossible event) = 0
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संबंधित प्रश्न
A and B throw a pair of dice. If A throws 9, find B’s chance of throwing a higher number.
A card is drawn at random from a pack of 52 cards. Find the probability that card drawn is jack
A bag contains twenty Rs 5 coins, fifty Rs 2 coins and thirty Re 1 coins. If it is equally likely that one of the coins will fall down when the bag is turned upside down, what is the probability that the coin will neither be a Rs 5 coin nor be a Re 1 coin?
4 defective pens are accidentally mixed with 16 good ones. It is not possible to just look at a pen and tell whether or not it is defective. One pen is drawn at random from the lot. What is the probability that the pen is defective?
Each card bears one letter from the word ‘mathematics’ The cards are placed on a table upside down. Find the probability that a card drawn bears the letter ‘m’.
A coin is tossed 100 times with the following frequency:
Head = 55, Tail = 45.
Find the probability of getting head.
A die has 6 faces marked by the given numbers as shown below:
| 1 | 2 | 3 | – 1 | – 2 | – 3 |
The die is thrown once. What is the probability of getting the smallest integer?
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Two dice are thrown together. The probability of getting the difference of numbers on their upper faces equals to 3 is ______.
Assertion (A): The probability that a leap year has 53 Sundays is `2/7`.
Reason (R): The probability that a non-leap year has 53 Sundays is `5/7`.
