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प्रश्न
Fill in the blank:
The sum of probabilities of all the outcomes of an experiment is ....... .
उत्तर
The sum of probabilities of all the outcomes of an experiment is 1 .
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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 black die and a white die are thrown at the same time. Write all the possible outcomes. What is the probability? that the sum of the two numbers that turn up is 8?
One card is drawn from a well shuffled deck of 52 cards. Find the probability of getting a red face card
Fill in blank:
Probability of an event A + Probability of event ‘not A’ ...........
From a deck of 52 cards, all the face cards are removed and then the remaining cards are shuffled. Now one card is drawn from the remaining deck. Find the probability that the card drawn is a black card.
A circle with diameter 20 cm is drawn somewhere on a rectangular piece of paper with length 40 cm and width 30 cm. This paper is kept horizontal on table top and a dice, very small in size, is dropped on the rectangular paper without seeing towards it. If the dice falls and lands on the paper only, find the probability that it will fall and land inside the circle.
Cards, marked with numbers 5 to 50, are placed in a box and mixed thoroughly. A card is drawn from the box at random. Find the probability that the number on the card is (i) a prime number less than 10 (ii) a perfect square.
Which of the following cannot be the probability of an event?
The probability of getting exactly one head in tossing a pair of coins is ____________.
Which of the following cannot be the probability of an event?
