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प्रश्न
The probability of an impossible event is
विकल्प
0
1
1/2
non-existent
उत्तर
4 options of probability of some events
TO FIND: Which of the given options is the probability of impossible event?
We know that, probability of an impossible event is 0.
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संबंधित प्रश्न
A die is thrown, then find the probability of the following events:
A is an Event: getting an odd number on the top upper surface of the die.
B is an Event: getting a perfect square on the upper surface of the die.
A game of chance consists of spinning an arrow on a circular board, divided into 8 equal parts, which comes to rest pointing at one of the numbers 1, 2, 3, ..., 8 (Fig. 9), which are equally likely outcomes. What is the probability that the arrow will point at (i) an odd number (ii) a number greater than 3 (iii) a number less than 9.
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(i) Ramesh will buy the selected shirt?
(ii) 'Kewal' will buy the selected shirt?
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Which number cannot represent a probability?
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What is the probability that the card is the queen?
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A number x is chosen at random from the numbers −3, −2, −1, 0, 1, 2, 3 the probability that | x | < 2 is
If a die is rolled, what is the probability that number appearing on upper face is less than 2?
A game of chance consists of spinning an arrow, which comes to rest pointing at one of the numbers 1, 2, 3, 4, 5, 6, 7, 8 and these are equally likely outcomes. Find the probability that the arrow will point at any factor of 8.
A lot consists of 144 ballpoint pens of which 20 are defective and others good. Tanvy will buy a pen if it is good, but will not buy it if it is defective. The shopkeeper draws one pen at random and gives it to her. What is the probability that she will buy it,
From a well-shuffled deck of 52 cards, one card is drawn at random. What is the probability of getting a queen?
A die is thrown once. Find the probability of getting.
(a) a prime number.
(b) an odd number
A bag contains 3 white, 5 black, and 2 red balls, all of the same shape and size. A ball is drawn from the bag without looking into it, find the probability that the ball drawn is not a black ball.
In a single throw of a die, find the probability that the number:
(i) will be an even number.
(ii) will be an odd number.
(iii) will not be an even number.
A die is thrown once. Find the probability of getting:
a number other than 3 and 5
I toss three coins together. The possible outcomes are no heads, 1 head, 2 heads and 3 heads. So, I say that probability of no heads is `1/4`. What is wrong with this conclusion?
One or more outcomes of an experiment make an event.
A dice is rolled once. What is the probability that the number on top will be odd
